1. The change of energy from one form to another is called
A. Chemical energy
C. Sound energy
B. Light energy
D. Transformation of energy

2. What form of energy produced by a vibrating objects?
A. Chemical energy
B. Light energy
C. Sound energy
D. Transformation of energy

3. Which form of energy needed in lighting a bulb?
A. Electrical energy
B. Heat energy
C. Light energy
D. Sound energy


Sagot :

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1. The change of energy from one form to another is called

  • D. Transformation of energy

2. What form of energy produced by a vibrating objects?

  • C. Sound energy

3. Which form of energy needed in lighting a bulb?

  • A. Electrical energy

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