A soccer player is running upfield at 10m/s and comes to a stop in 3 seconds facing the same direction. What is his acceleration

Which is the best example of Newton's Third Law of Motion? A hockey puck sliding on the ice will keep going until it is hit by another player or hits the wall.

You drag a (n) 17.4 kg steamer trunk over a rough surface by a constant force of 173 N acting at an angle of 31.5 ◦ above the horizontal. You move the trunk over a distance of 13.4 m in a straight line, and the coefficient of kinetic friction is 0.

which of the following is not associated with mechanical energy? A. Motion b. Position c. Density d. Shape

What kind of energy does a football flying through the air have? Explain.

When is thermal equilibrium achieved between two objects? A. when the particles in one object have more kinetic energy B. when one objects is hotter than the other C. when both objects have the same temperature

Science fiction movies that include explosion sound effects for battles in space are not scientifically correct. Why is this? A. The sound from an explosion can only be transmitted by air. B.

What is the kinetic energy of a 1,900 kg car moving at 89 km/h?

Why do we study black holes

Calculate the kinetic energy of a charging elephant if its mass is 5,000kg and it moves at 8m/s

Why is a decrease in Earth's ozone harmful to life?