An object can never have a negative kinetic energy is a statement.  A truck moves 4 times as fast as another identical truck. Compared to the slower truck, the faster truck has

Use the following pedigree to answer Questions 21–24.

Which of the following has the largest momentum relative to Earth? 

Fill in two blanks. A ball is thrown straight up with enough speed so that it is in the air for several seconds. The air resistance acting on the ball is negligible.  The velocity of the ball when it reaches its highest point is m/s and the acceleration of the ball when it reaches its highest point is m/s2.    

What is the relationship between these two loci for coat color in large cats called?

Probability:                  

What are the most likely genotypes of the parents?

Ten seconds after starting from rest, a freely-falling baseball (with no air resistance) will have a speed of about __________

A cat starts from rest and run with an acceleration of 5 m/s2 along a straight line . How far does it go in 4 seconds?

In cases A, B, and C, the crate is in equilibrium ( no acceleration). Rank, from greatest to least, the amounts of friction between the crate and the floor in these three cases.