Physics
Grade-7
Easy

Question

Direction : Identify the correct transformation of energy in the following.
Lightbulb

  1. Electrical to light
  2. Light to electrical
  3. Electrical to heat
  4. Electrical to heat and light

hintHint:

The electrical energy is converted to heat and light energy in light bulbs.

The correct answer is: Electrical to heat and light


    • Electrical energy is the source of energy consumed in lightbulbs.
    • The electrical energy is converted into light energy to make the lightbulb glow.
    • The heat energy is produced in the presence of light energy in the bulbs.

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