Select the best answer: Which phenomenon explains the bending of light when it passes between media?

✅ B. Voltmeter

A voltmeter measures potential difference. Read more

✅ D. Sound wave

Sound is a mechanical wave and requires a medium. Read more

✅ B. Lever

A lever is a rigid bar that rotates around a fulcrum. Read more

✅ B. Convex lens

A convex lens is thicker at the center and converges parallel light rays. Read more

✅ A. Ammeter

An ammeter measures electric current. Read more

✅ A. Newton's third law

Newton's third law describes action and reaction forces. Read more

✅ C. Energy

The joule is the SI unit of energy and work. Read more

✅ A. Energy

The joule is the SI unit of energy and work. Read more