in august of 2006, the iau (international astronomical union) published an official definition what it means to be a planet. what criteria is needed for that classification? why is pluto no longer considered a full fledged planet?

Answer:

1. goes to B.

2. goes to D.

3. goes to A.

4. goes to C.

I had to do this in 8th grade so if im wrong sorry.

If im right please mark me brainliest

Explanation:

Nonmetals tend to gain electrons and become anions. For example, in Fig. 2.22 A, a neutral oxygen atom (O), with eight protons and eight electrons, gains two electrons. This gives it two more negative charges than positive charges and an overall charge of 2–.

The voltage waveform is more sinusoidal than the current waveform.

This is because the voltage source is assumed to be an ideal source, which means that the voltage is supplied without loss or fluctuation while the current waveform is distorted due to the loads present in the circuit. When a voltage waveform is applied to a circuit with inductance and capacitance, the resulting current waveform will be distorted and will not be sinusoidal. The current waveform is affected by the presence of capacitance and inductance in the circuit, which cause the current to lag behind the voltage. The current waveform becomes more distorted as the load resistance increases.

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The amount of water that a plant should take up when the air around it is completely saturated with water, i.e. 100 percent humidity, is the maximum amount of water the plant is capable of taking up from the environment. This is because there is no water left in the air for the plant to absorb.

Humidity refers to the amount of moisture present in the air. The humidity in the air is an important factor for the growth of plants. Humidity refers to the amount of moisture present in the air. The humidity in the air is an important factor for the growth of plants. In addition, the amount of water vapor present in the air determines how much water a plant can take up. As a result, humidity can play an important role in plant water uptake.

When the air around the plant is completely saturated with water, it means that the air has reached its maximum capacity for water vapor. The relative humidity, in this case, is 100%. When the air is completely saturated with water, it becomes difficult for the plant to take up any more water from the environment, as there is no water left in the air to absorb.

Therefore, the amount of water that a plant can take up is limited by the amount of water vapor present in the air.

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The time taken by both balls to be at the same height is 1.02 seconds.

The time taken by two balls to be at the same heightGiven,Initial speed of the ball that is thrown upward from the ground, u = 35 m/s,Initial height of the ball that is dropped from a building, h = 5.0 m,Finding out the time taken by both balls to be at the same height,Time taken by ball that is thrown upward from the ground, t = ?

For the first ball (that is thrown upward from the ground), the acceleration, a = -9.8 m/s² (negative because it's going against the gravity).Using the formula of motion,S = ut + 1/2 at²where,S = height of the ball above the ground, t = time taken by the ball to reach that height, and u = initial speed of the ball that is thrown upward from the ground.

Here, h = S and u = 35 m/s, and a = -9.8 m/s². Then putting the values we get,h = ut + 1/2 at²5 = (35)t + 1/2 (-9.8)t²5 = 35t - 4.9t²----------------(1)Also, for the second ball (that is dropped from a building), the time taken to reach the ground can be found using the formula, h = 1/2gt². Here, h = 5.0 m.

Therefore,5 = 1/2 × (-9.8) × t²5 = -4.9t²t² = -5/-4.9t² = 1.02t = √1.02

Therefore, the time taken by both balls to be at the same height is 1.02 seconds.

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Answer: According to Newton's third law of motion, when you toss a backpack full of heavy books towards your friend while standing on a skateboard or in-line skates, there will be an equal and opposite reaction force acting on you, causing you to move in the opposite direction, which may be backward due to the conservation of momentum.

Neutron stars with a mass of 1.4 solar masses will have around 1.8 x [tex]10^5^7[/tex] neutrons, are composed almost entirely of neutrons and have approximately twice the mass of the sun.

Neutron stars are composed almost entirely of neutrons and have approximately twice the mass of the sun. On average, neutron stars have about 1.4 solar masses, or 2.8 x [tex]10^3^0[/tex] kg. This means that one cubic centimeter of neutron star material has a mass of around 2.2 x [tex]10^1^4[/tex] kg. Each cubic centimeter of neutron star material contains about 1.6 x [tex]10^4^5[/tex] neutrons, or around one hundred trillion trillion neutrons. Thus, a neutron star with a mass of 1.4 solar masses will have around 1.8 x [tex]10^5^7[/tex] neutrons.

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The time it takes for the voltage across the resistor to reach 10.0 v after the switch is closed is 0.5 seconds.

The difference in electric potential between two places is known as voltage, often referred to as electric pressure, electric tension, or (electric) potential difference. It translates into the amount of work required to move a test charge between two points in a static electric field. Volt is the name of the voltage-derived unit in the International System of Units.

A capacitor, for example, or an electromotive force can build up electric charge and increase the voltage between two places (e.g., electromagnetic induction in generator, inductors, and transformers).

Electrochemical reactions (such as those in batteries and cells), the pressure-induced piezoelectric effect, and the thermoelectric effect can all produce potential differences on a macroscopic level.

To calculate the time it takes for the voltage across the resistor to reach 10.0V after the switch is closed, you can use the formula

t = RC,

where R is the resistance in Ohms and C is the capacitance in Farads.

Using the given values, the time it will take to reach 10.0V is

t = 10 Ω * 0.05F

= 0.5 seconds.

Therefore, the time it takes for the voltage across the resistor to reach 10.0 v after the switch is closed is 0.5 s.

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The final answer are work required to compress the spring from 12 cm to 10 cm is 19.6 J.

The spring's energy and the work it does are both proportional to the amount it stretches or compresses. According to Hooke's Law, the force needed to stretch or compress a spring is proportional to the amount it is stretched or compressed.

Given the spring constant and the total energy stored in the spring, one may figure out how much energy is necessary to compress the spring from a particular point to another using this method. What is the work required to compress the spring from 12 cm to 10 cm?

The work required to compress the spring from 12 cm to 10 cm is calculated using the following formula; W=1/2 k (x_2^2 - x_1^2) where W is the work done by the spring ,k is the spring constant,x1 is the initial position, andx2 is the final position.

Determine the spring constant using the formula, F=kx k=\frac{F}{x}k=\frac{mg}{x} k=\frac{30*9.8}{0.15} k=1960\ N/m Since the spring is being compressed, the value of x2 is smaller than x1.

To find the value of work done by the spring when compressed from x1 to x2, the difference between the potential energies corresponding to these positions is taken.

Thus, the work done by the spring is: W=1/2 k (x_2^2 - x_1^2) W=1/2 (1960) (0.12^2 - 0.10^2) W=19.6\ J

Thus, the work required to compress the spring from 12 cm to 10 cm is 19.6 J.

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The change in momentum of the two-object system from immediately before the collision to immediately after the collision is m(v-V) + 2m(V-v).

The change in momentum of the two-object system from immediately before the collision to immediately after the collision can be determined using the following equation:

Change in Momentum = Final Momentum - Initial Momentum.

Therefore, the change in momentum of the two-object system from immediately before the collision to immediately after the collision is given by m(v-V) + 2m(V-v).

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Answer:

Conduction

Explanation:

The process by which heat energy is transmitted through collisions between neighboring atoms

The net work on the ball if its velocity changes to (8i 4.00j)m/s is 27.60 Joules.

Using the work-energy principle, we know that the net work done on the ball is equal to the change in its kinetic energy.

To find the change in kinetic energy, we need to calculate the ball's final velocity and its initial velocity, and then use the formula:

Change in Kinetic Energy = (1/2) x mass x (final velocity)² - (1/2) x mass x (initial velocity)²

The net work done on the ball is 27.60 Joules.

So, when the ball changes its velocity from (6.60i-2.40j) m/s to (8i+4.00j) m/s, the net work done on it is 27.60 Joules.

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No, the sound wouldn't be twice as loud as that of either flutist playing alone at that intensity. The increase in sound intensity would be less than twice as loud.

This is because when two sound waves coincide, the amplitude of the resulting sound wave is the sum of the amplitudes of the individual sound waves. That is, when two identical sound waves come together, they create a new sound wave that is slightly louder than the original sound wave, but not twice as loud.

Furthermore, sound intensity is affected by the distance from the sound source, and when two flutists are playing together, the sound waves produced have to travel further before they reach the listener, thus reducing the intensity of the sound.

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(a) The magnitude of electric field in the region between the plates is [tex]\mathbf{9 , 2 5 0}$ $\mathrm{V} / \mathrm{m}$.[/tex]

(b) The magnitude of the force the field exerts on a particle with the given charge i[tex]s $2.22 \times 10^{-5} \mathrm{~N}$.[/tex]

(c) The work done by the field on the particle as it moves from the higher potential plate to the lower is[tex]$8.88 \times 10^{-7} \mathrm{~J}$.[/tex]

(d) the change of the potential energy is[tex]$8.88 \times 10^{-7} \mathrm{~J}$.[/tex]

(a) The magnitude of electric field in the region between the plates is calculated as;

[tex]$$\begin{aligned}& E=\frac{V}{d} \\& E=\frac{370}{40 \times 10^{-3}} \\& E=9,250 \mathrm{~V} / \mathrm{m}\end{aligned}$$[/tex]

(b) The magnitude of the force the field exerts on a particle with the given charge is calculated as follows;

[tex]$$\begin{aligned}& F=E q \\& F=9,250 \times 2.4 \times 10^{-9} \\& F=2.22 \times 10^{-5} \mathrm{~N}\end{aligned}$$[/tex]

(c) The work done by the field on the particle as it moves from the higher potential plate to the lower is calculated as follows;

[tex]$$\begin{aligned}& W=F d \\& W=2.22 \times 10^{-5} \times 40 \times 10^{-3} \\& W=8.88 \times 10^{-7} \mathrm{~J}\end{aligned}$$[/tex]

(d) the change of the potential energy is calculated as;

[tex]$$\begin{aligned}& \Delta U=q \Delta V \\& \Delta U=q\left(V_1-V_2\right)\end{aligned}$$$$\text { DeltaU }=2.4 \times 10^{-9}(370)$$$$\Delta U=8.88 \times 10^{-7} \mathrm{~J}$$[/tex]

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Full Question: Two large, parallel, metal plates carry opposite charges of equal magnitude. They are separated by a distance of 40.0 mm, and the potential difference between them is 370 V

A. What is the magnitude of the electric field (assumed to be uniform) in the region between the plates?

B. What is the magnitude of the force this field exerts on a particle with a charge of 2.40 nC ?

C. Use the results of part (b) to compute the work done by the field on the particle as it moves from the higher-potential plate to the lower.

D. Compare the result of part (c) to the change of potential energy of the same charge, computed from the electric potential.

Jack does -1967.4 J of work on the boat.

There are four steps to get the final value:

First, we can use the work-energy principle

This states that the net work done on an object is equal to its change in kinetic energy.

We can also use Newton's second law, which relates the net force on an object to its acceleration:

F = ma

where F is the net force acting on the boat,

m is its mass, and

a is its acceleration.

To calculate the net force, we need to add up the individual forces exerted by Jack and Jill:

F= Fjack+ Fjill

where Fjack is the force exerted by Jack, and Fjill is the force exerted by Jill.

The net force can be calculated as:

F = <-440, 0, 220> + <150, 0, 300>

  = <-290, 0, 520> N

Second, The boat's acceleration can be calculated using Newton's second law:

F= ma

a = F / m

a = <-290, 0, 520>  / 3200

a = <-0.0906, 0, 0.1625> m/s^2

Third, The boat's final velocity can be calculated using its initial velocity, its acceleration, and the displacement:

vf^2 = vi^2 + 2ad

where vi is the initial velocity,

a is the acceleration,

d is the displacement, and

vf is the final velocity.

The displacement can be calculated as:

d = |<6, 0, 1>  - <2, 0, 3>

  = |<4, 0, -2>

  = sqrt(4^2 + 0^2 + (-2)^2)

  = 4.47 m

Plugging in the values, we get:

vf^2 = (1.6 )^2 + 2 * (-0.0906 ) * 4.47

= 1.89

= 1.37 m/s

Therefore, the final speed of the boat is 1.37 m/s.

Fourth, To calculate the work done by Jack, we can use the formula:

W = F * d

where F is the force exerted by Jack, and

d is the displacement of the boat.

Plugging in the values:

W = <-440, 0, 220>  * 4.47

W = -1967.4 J

Therefore, Jack does -1967.4 J of work on the boat.

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To determine the length of an aluminum wire required to carry a certain current, one must use the formula: r = (ρL) / (πr²), where r is the radius of the wire, ρ is the resistivity of the wire, and L is the length of the wire is 48.54 m.

A 0.70 mm diameter aluminum wire has a radius of 0.35 mm or 0.00035 m. The resistivity of aluminum is 2.82 × 10⁻⁸Ωm. The formula for current is:

I = V / R

where, V is voltage, and R is resistance. We can rearrange this to:

R = V / I

Plugging in the given values of 0.42 A and 1.5 V gives R = 3.571 Ω. The resistance of a wire is given by:

R = ρL / A

where, A is the cross-sectional area of the wire, and ρ is its resistivity.

We know the resistivity of aluminum and the radius of the wire, so we can calculate the cross-sectional area of the wire:

A = πr² = 3.1416 × (0.00035 m)² = 3.848 x 10⁻⁷ m². Substituting all the values in the formula for the resistance of the wire and solving for L gives:

L = RA / ρ = (3.571 Ω) × (3.848 x 10⁻⁷ m²) / (2.82 × 10⁻⁸ Ωm) = 48.54 m.

Therefore, the aluminum wire must be 48.54 m long to have a current of 0.42 A when connected to the terminals of a 1.5 V flashlight battery.

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The acceleration of the dancer who applies a horizontal force of -800 N on the dance floor will be 13.33 m/s².

The formula used to calculate acceleration is as follows:F = m × a

where,F is the force,m is the mass, and,a is the acceleration

Substituting the given values in the above formula, we get:

-800 N = 60 kg × a

We can solve this equation for a, which will give us the acceleration of the dancer.

a = (-800 N) / (60 kg) = -13.33 m/s²

Therefore, the acceleration of the dancer will be 13.33 m/s².

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The equivalent resistance of resistors in series is always greater than the individual resistances. This is because the total resistance of the circuit is the sum of the resistances, and therefore the electric current has to overcome more resistance to flow through the circuit as compared to when a single resistor is used.

To find the equivalent resistance, req, of two resistors in series, r1 and r2, the following equation is used:

Req = R1 + R2

Where Req is the equivalent resistance of the series circuit,

R1 is the resistance of the first resistor,

R2 is the resistance of the second resistor.

Resistors in a circuit are the components that oppose the flow of electric current. When two resistors are connected in series, they are connected end to end so that the electric current flows through one resistor before flowing through the second one.In a series circuit, the equivalent resistance, req, is calculated as the sum of the individual resistances of the resistors connected in series.

Therefore, to find the equivalent resistance of two resistors in series, R1 and R2, we add the resistance values of the two resistors, as shown in the formula above.

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The words on the pages of a textbook and the wave of a hand your friend makes when she sees you on the street are both examples of physical phenomena.

The words on the pages of a textbook and the wave of a hand your friend makes when she sees you on the street are both examples of physical phenomena. Physical phenomena are observable events or occurrences that can be described using the scientific method. These phenomena can be observed using our senses, such as sight, touch, sound, taste, and smell, or measured using instruments, such as thermometers, scales, or cameras. For example, the wave of a hand is a physical phenomenon because it is an observable event that can be seen and measured. Similarly, the words on the pages of a textbook are physical phenomena because they are observable and can be seen and read.

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The total entropy change during this process is, -16.4 J/°C.

To determine the total entropy change during this process, we need to consider both the entropy change of the iron block and the entropy change of the water in the tank. We can assume that the entire process is adiabatic (i.e., no heat transfer occurs between the system and the surroundings), so the total entropy change of the system is zero.

The entropy change of the iron block can be calculated as,

ΔS_iron = m × Cp_iron × ln(T_f / T_i)

where m is the mass of the iron block, Cp_iron is the specific heat capacity of iron, T_f is the final temperature of the iron block, and T_i is the initial temperature of the iron block.

Assuming that the final temperature of the iron block is the same as the temperature of the water in the tank (i.e., 18°C), we can calculate the entropy change of the iron block as,

ΔS_iron = 25 kg × 0.45 J/g°C × ln(18°C / 350°C)

≈ -16.4 J/°C

The entropy change of the water in the tank can be calculated as,

ΔS_water = m × Cp_water × ln(T_f / T_i)

where m is the mass of the water in the tank, Cp_water is the specific heat capacity of water, T_f is the final temperature of the water, and T_i is the initial temperature of the water.

Assuming that the iron block and the water reach a final temperature of 18°C, we can calculate the entropy change of the water as,

ΔS_water = 100 kg × 4.18 J/g°C × ln(18°C / 18°C)

= 0 J/°C

Therefore, the total entropy change during this process is,

ΔS_total = ΔS_iron + ΔS_water

≈ -16.4 J/°C + 0 J/°C

≈ -16.4 J/°C

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Answer:

Typical golf caddie responsibilities include carrying clubs, cleaning balls,

calculating distances and scores, and even replacing the divots - pieces of

grass and dirt that have been cut loose by the swift, forceful strikes of golf

clubs.

The voltage across the inductor during the period when the current changes at 9.1 A/ms with an inductance of 26 mH is 236.6 V.

An inductor is an electrical component that stores energy in a magnetic field when a current passes through it. An inductor is a device that opposes any change in the current flowing through it. The inductor is represented by the symbol L and is measured in henries (H).

The difference in electrical potential between two points in a circuit is known as voltage. The unit of voltage is volts (V).

The voltage across an inductor can be calculated using the formula:

[tex]v = L(di/dt)[/tex]

where v is the voltage, L is the inductance, and [tex]di/dt[/tex] is the rate of change of current.

Substituting the given values, we get:

[tex]v = 26\  mH \times (9.1 \ A/ms)[/tex]

Note that the units for inductance and rate of change of current must be consistent, so we convert the inductance to henries (H) and the rate of change of current to amps per second (A/s):

[tex]v = 0.026\  H \times (9100 \ A/s)[/tex]

[tex]v = 236.6 \ V[/tex]

Therefore, the voltage across the inductor during this period is 236.6 V.

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Answer : A 1000 kg truck moving at 30 mph has a greater magnitude of linear momentum than a 500 kg car moving at 60 mph, due to the larger mass of the truck and the lower velocity of the truck.

The magnitude of linear momentum for an object is equal to the product of its mass and velocity. Therefore, a 1000 kg truck moving at 30 mph has a linear momentum of 30,000 kg-m/s, while a 500 kg car moving at 60 mph has a linear momentum of 30,000 kg-m/s as well. As the magnitudes of linear momentum for both the truck and car are equal, the truck has a greater linear momentum than the car.

This is because the truck has a larger mass than the car and is moving at a lower velocity. In other words, the higher mass of the truck counteracts its lower velocity, resulting in an overall greater linear momentum. This can be illustrated with the equation p = mv, where p is linear momentum, m is mass, and v is velocity.

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Answer:

To find the average speed after 2 minutes, we need to calculate the total distance covered in 2 minutes and divide it by 2.

Total Distance after 2 minutes = 75m

Total Time after 2 minutes = 2 minutes

Average Speed after 2 minutes = Total Distance / Total Time

Average Speed after 2 minutes = 75m / 2 min = 37.5 m/min

Therefore, the average speed after 2 minutes is 37.5 m/min.

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The ratio of the speeds of these bodies is 2.06

The kinetic energy of an object is equal to 1/2mv^2.
For the 4.0 kg body, the kinetic energy is 1/2 (4.0 kg)v^2
For the 8.5 kg body, the kinetic energy is 1/2 (8.5 kg)u^2

Given that the kinetic energy of the 4.0 kg body is twice the kinetic energy of the 8.5 kg body, we can set up the following equation:

1/2 (4.0 kg)v^2 = 2 * (1/2 (8.5 kg)u^2)

Simplifying the equation, we have:

2 (4.0 kg)v^2 = (8.5 kg)u^2

Solving for the ratio of the speeds, we get:

v^2/u^2 = (8.5 kg)/(2 (4.0 kg)) = 4.25

Therefore, the ratio of the speeds of the two bodies is equal to the square root of 4.25, which is approximately equal to 2.06.

So, the 4.0 kg body is moving at approximately 2.06 times the speed of the 8.5 kg body.

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Shorter wavelengths of light correspond to higher frequencies, and higher frequencies of light correspond to more energy in the photons. This means that the color of light is related to the energy of its photons: the higher the frequency of light, the higher the energy of its photons and the closer the color is to the blue end of the visible light spectrum.

The relationship between the wavelength of light, its color, and the energy of its photons is as follows:

The energy of a photon is directly proportional to its frequency and inversely proportional to its wavelength. In simpler terms, the shorter the wavelength of light, the greater the energy of its photons, while the longer the wavelength of light, the less energy its photons possess. The relationship between the wavelength of light and its color is also direct in that different colors are a result of light waves of different wavelengths.

The color spectrum ranges from red (longest wavelength) to violet (shortest wavelength), with colors in between, such as orange, yellow, green, blue, and indigo. This spectrum represents the visible part of the electromagnetic spectrum, with ultraviolet and infrared light having shorter and longer wavelengths, respectively. The energy of photons from these parts of the spectrum follows the same pattern as visible light, with ultraviolet photons possessing more energy than visible light photons and infrared photons possessing less energy than visible light photons.

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750.0 g of water at a temperature of 15.4°C will absorb 9,117.2 calories of thermal energy to increase its temperature to 86.3°C. This can be calculated by using the specific heat formula:
Q = m * c * ΔT
where:

Q = thermal energy (calories)

m = mass of water (g)

c = specific heat (calories/g°C)

ΔT = change in temperature (°C)

Therefore:
Q = 750.0 g * 4.184 calories/g°C * (86.3°C - 15.4°C)
Q = 9,117.2 calories
Thermal energy is the energy generated in the form of heat. It is a type of kinetic energy that is produced by moving particles that makeup matter. The movement of molecules generates heat energy in the form of kinetic energy. The faster the molecules move, the more thermal energy is generated.

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Answer:

All options except fur color of palomino horses and blood type

Answer:

A, B, D, and E

Explanation: