A yellow ball with a mass of 2 kg is rolling across the floor at 3 m/s. A red ball with a mass of 3 kg is rolling across the same floor at 3 m/s. Which ball has greater kinetic energy, and why?

Show knowledge of the forces and energy that will affect the egg during its fall. You must correctly use the term force energy friction and inertia. This is the egg project i have to do

A baseball player swings his bat at a pitch and manages to hit it with a velocity of 60 mph as it leaves the bat. The ball has an initial angle of 55 degrees to the horizontal and he hits the ball at a vertical location 80 cm off the ground.

A 1.0-kg weight is suspended from the middle of a 1.3-m long rope that has one end fixed to a wall. What force would you have to exert on the other end of the rope to pull it perfectly horizontal? a. 49 N b. 0.98N c. 980N d. 0.49N e.

Two manned satellites approaching one another at a relative speed of 0.450 m/s intend to dock. The first has a mass of 4.50 ✕ 103 kg, and the second a mass of 7.50 ✕ 103 kg.

One end of a metal rod is placed in a hot fire. At the atomic level, how does heat transfer down the length of the rod?

A small boat is carrying four people across a river. Without any paddling, the boat moves downstream at a steady speed of 5 m/s. If the average weight of the four people is 60 kg, then what is the speed of the boat after one person gets?

Does temperature affect the dissolving phase?

In a clear, coherent, paragraph-length answer, explain why the speed of the apple half way between the release and the maximum height is not half the initial speed.

In pea plants Round (R) is a dominant trait and wrinkled nose (r) is a recessive trait. Which combination would result in wrinkled seeds? 1. RR 2. Rr 3. rr 4. ww

According to the article, data from scientific observations fulfill what three functions