The wind blows a 0.5 g leaf with a force of 0.008 N. If the leaf travels 25 m, how much work did the wind do on the leaf?

a. 0.13 J

b. 0.20 J

c. 0.63 J

d. 1.6 J

A standing wave is produced when two waves traveling in opposite directions meet. The two waves must have equal wavelength and .

A 7.12 μC charge is moving at the speed of light in a magnetic field of 4.02 mT. What is the force on the charge?

An electrically neutral atom is an atom which a. does not have any protons or electrons b. has more neutrons than the sum of all its protons and electrons c. has a balance of protons and electrons (the same number of each) d.

What might happen if sunlight didn't strike the moon at different angles?

A 219-kg log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp. The ramp is inclined at 35.0° with respect to the horizontal. The coefficient of kinetic friction between the log and the ramp is 0.

How many discovered planets are there

Why is a block of gold is more dense than a block of iron of equal size?

How much work is required to uniformly accelerate a merry-go-round of mass 1490 kg and a radius of 7.80 m from rest to a rotational rate of 1 revolution per 8.33 s? Model the merry-go-round as a solid cylinder (I = ½ MR2).

What percentage of North American adults may be functioning below their potential due to prolonged exposure to stress

Give a example of frequency which an elephant can hear and a tiger cannot hear include a unit in ansawer