1(a) Which of the following is the correct description of potential energy?

• i

• ii

• iii

• iv

1(b) Which of the following is the correct description of chemical energy?

• i

• iii

• v

• vii

1(c) Which of the following is the correct description of thermal energy?

• i

• ii

• iii

• iv

1(d) Which of the following is the correct description of light energy?

• i

• iii

• v

• vii

1(e) Which of the following is the correct description of sound energy?

• iv

• v

• vi

• vii

1(f) Which of the following is the correct description of kinetic energy?

• iv

• v

• vi

• vii

1(g) Which of the following is the correct description of electrical energy?

• i

• ii

• iii

• iv

2(a) Which form of energy do food and charcoal store?

• thermal energy

• light energy

• chemical energy

• potential energy

2(b) Which form of energy does the charcoal give out when it burns?

• thermal energy only

• kinetic energy only

• thermal energy and light energy

• kinetic energy and potential energy

2(c) Which form of energy does the music player need to work?

• thermal energy

• electrical energy

• light energy

• sound energy