Physic chapter 1 topical test

Which of the following is a fuel?

                         i.          Food

                        ii.          Coal

                   iii.          Oil

                         iv.          Wind

• i and ii

• iii and iv

• i, ii and iii

• ii, iii and iv

Which of the following activity use the most energy?

• sleeping

• swimming

• sitting

• standing

What is energy measured in?

Which of the following is stored energy?

i. Chemical Energy

ii. Gravitational Potential Energy

iii. Light Energy

iv. Sound Energy

• i and ii

• i and iii

• ii and iv

• iii and iv

Which of these statements is correct?

• Energy is stored elastically in fuels

• Energy stored thermally is what some people call heat

• GPE does not depend on mass

• Kinetic energy does not depend on mass

Which of the following has most Gravitational Potential Energy

• sky diving

• driving

• running

• skipping rope

A pendulum swings with a period of 0.2s. What is time for 10 swings.

• 0.02s

• 0.4s

• 2.0s

• 20.0s

At which point the roller coaster have the most GPE?

• A

• B

• C

• E

Write down one object that can store Elastic Potential Energy

Write down two things which Kinetic Energy depend on. (What affect KE)