You serve a volleyball with a mass of 2 kg. The ball leaves your hand with a speed of 30 m/s. The ball has ___ energy. WHY:

Aforklift raises a 1,020 n crate 3.50 m up to a shelf. how much work is done by the forklift on the crate? the forklift does j of work on the crate.

=force × distance a. work b. velocity c. pressure d. momentum

Based on the concept of the wave-like nature of light, huygens' theory of light postulates that the more light was "bent" by a substance the slower it would move while traversing across that substance. a) deflection b) interference c) refraction d) resonance