For the following question, select the correct option: Which quantity is measured in joules?

✅ B. Newton's third law

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

✅ A. Ammeter

An ammeter measures electric current. Read more

✅ C. ½mv²

Kinetic energy is one-half mass times velocity squared. Read more

✅ A. Ammeter

An ammeter measures electric current. Read more

✅ B. It increases

For typical metals, electrical resistance increases as temperature rises. Read more

✅ A. Newton's third law

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

✅ B. Convex lens

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

✅ D. Voltmeter

A voltmeter measures potential difference. Read more