Which of the following is correct? Which law states that every action has an equal and opposite reaction?

✅ C. Voltmeter

A voltmeter measures potential difference. Read more

✅ B. Newton's third law

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

✅ D. 9.8 m/s²

Near Earth's surface, gravitational acceleration is approximately 9.8 m/s². Read more

✅ C. Elastic potential energy

A stretched spring stores elastic potential energy. Read more

✅ D. Lever

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

✅ A. Energy

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

✅ A. Newton's third law

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

✅ D. Tesla

Magnetic flux density is measured in teslas. Read more