Energy

Question 1

Green plants convert light energy from the sun into ____ during photosynthesis.

Answer 1

chemical potential energy

Question 2

The sum of kinetic energy and potential energy within a system is called

Answer 2

mechanical energy

Question 3

A medicine ball has 10 J of energy and is thrown upward with a velocity of 2 m/s. What is its mass?

Answer 3

5kg

Question 4

Which of the following is not a type of potential energy?

Answer 4

Kinetic

Question 5

When an object (like a ball) falls, some of its ______ energy changes to _______ energy, due to the law of conservation of energy.

Answer 5

gravitational potential, kinetic
potential, kinetic
gravitational potential energy, kinetic energy

Question 6

Energy Transformations: A windmill would be an example of…

Answer 6

Kinetic to Electrical

Question 7

a person swinging a baseball bat, starting at the top. The gravitational potential energy of the bat would be the greatest at *

Answer 7

When the batter first starts to swing