Forces and Motion

a combination of all forces acting on an object

• inertia

• unbalanced force

• friction

• net force

• mass

force that opposes the motion of any object

• inertia

• unbalanced force

• friction

• mass

• net force

an object's motion will not change unless an unbalanced force acts on it

• law of inertia

• friction

• unbalanced force

• mass

• net force

Gravity is a ___________

• velocity

• speed

• force

• weight

If an equal force acts on each of the following objects, which will have the greatest acceleration?

• a golf ball

• a soccer ball

• a football

• a baseball

Which of the following is NOT a force?

• Newton

• Gravity

• Friction

• Intertia

An object's velocity will not change unless it is acted on by a(n)

• net force

• strong force

• unbalanced force

• opposite but equal force

if two arm wrestlers exert a force on each other's hands, and the hand's don't move, the forces must be

• weak

• strong

• balanaced

• unbalanced

Do two skaters traveling in different directions at the same speed have the same velocity?

• No, directions are different

• No, skaters are different

• Yes, same speed

• Yes, acceleration is the same

A pull or push that acts on an object is called a(n)

• Gravity

• Speed

• Acceleration

• Force