Question

collision forces quick check
which unit is used to measure force? (1 point)

• joule
• newton
• watt
• kilogram

Explanation:

• A joule is the unit of energy.
• A newton is the SI unit of force, defined as \(1\space N = 1\space kg\cdot m/s^{2}\) (from Newton's second law \(F = ma\)).
• A watt is the unit of power.
• A kilogram is the unit of mass.

Answer:

newton