A bullet of mass. 65 kg is fired from a 4.0-kg gun with a speed of 5.0*10^2m/s. What is the recoil velocity of the gun?

The vacuole is most like a A. wall. B. water balloon. C. solar panel. D. conveyor belt.

Define wave and state it types.

The crowd in a stadium creates a wave traveling across the stands by having people stand up and then sit down one after another. The people move up and down creating the appearance of a wave moving across the stadium.

How do longitudinal wave particles move? A. Longitudinal waves move in circular paths. B. Longitudinal waves move parallel to the direction the wave travels. C. Longitudinal waves move side to side.

The fastest speed achieved on Earth for any object, with the exception of subatomic particles in particle accelerations, is 15.8 km/s.

What are some ways the oceanic crust and the continental crust are alike?

Why is gangue sometimes reprocessed.

4.7 cm. The tube is sealed at one end and loaded with lead shot to give it a total mass of M = 130 g. The tube floats in water (of density 1 g/cm3) in vertical position, loaded end down.

Why is it incorrect to say that vascular tissue, gametophytes, and fronds are all found mosses

Can the validity of a model be limited, or must it be universally valid? How does this compare to the required validity of a theory or a law?