Multiple choice

Which of the following materials are required to make a solar cooker?

  1. A glass sheet and convex lens

  2. A glass sheet, mirror and black box

  3. A glass sheet, concave lens and black box

  4. A glass sheet, mirror and plastic box

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A glass sheet, a mirror and a black box are required to make a solar cooker.