What fraction of particles will have a speed less than the most probable speed?

Question 1 options:

	more than half of the particles
	less than half of the particles
	exactly half of the particles

Question 2 (1 point)

Planet A has a mass 1 M and radius 1 R. Planet B has a mass 1 M and a radius 0.5 R. How do the escape velocities of the two planets compare?

Question 2 options:

	Planet B's escape velocity is less than planet A's escape velocity
	Planet B's escape velocity is equal to planet A's escape velocity
	Planet B's escape velocity is greater than planet A's escape velocity

Question 3 (1 point)

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If a particle is launched from the surface of the earth with a velocity of 5 km/s, what happens to the particle?

Question 3 options:

	It will go up and keep on going, never coming back down.
	It will go up, but must come down.
	It will go up with just enough speed to not come back down.

Question 4 (1 point)

Planet A has a mass 1 M and radius 1 R. Planet B has a mass 1 M and a radius 2 R. How do the escape velocities of the two planets compare?

Question 4 options:

	Planet B's escape velocity is less than planet A's escape velocity
	Planet B's escape velocity is equal to planet A's escape velocity
	Planet B's escape velocity is greater than planet A's escape velocity

Question 5 (1 point)

What fraction of particles will have a speed more than the most probable speed?

Question 5 options:

	more than half of the particles
	less than half of the particles
	exactly half of the particles