Newton's Laws and Friction Review Savvas S1 T1 L3 & 4 MEGA

The person does not fall because of which type of friction?

• Rolling
• Liquid
• Static
• Sliding

The player will eventually stop because of ___________ friction.

• Static

• Sliding

• Fluid

• Rolling

The parachuter is slowing down because of ___________ friction.

• Static
• Fluid
• Rolling
• Sliding

An object will stay in motion or at rest, until acted upon by an unbalanced force, is the definition of?

• Newton's 1st
• Newton's 2nd
• Newton's 3rd

If a 10 kilogram object accelerates suddenly at 15 m/s², how much force was applied to the object?

• 150 Newtons

• 15 Newtons

• 150 kilograms

• 100 kilograms

When air rushes out of a balloon and the balloon moves away. This is an example of which Law of Motion?

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

45 m/s² shows an object's ____.

• Mass

• Force

• Acceleration

• weight

The two main forces on earth, that will keep stop this ball from being in motion forever are?

• Speed and motion
• Gravity and Inertia
• Gravity and Friction
• Friction and momentum

The law of inertia states that an object

• at rest will remain at rest unless acted upon by an outside force.

• will continue moving at the same velocity unless an outside force acts upon it.

• will continue moving in a straight line unless an oustide force acts upon it.

• All of these statements are true.

A person steps out of the boat and onto the dock.  As the person moves forward onto the dock, the boat moves backward.  Which statement best describes the backward motion of the boat as the person steps forward?

• For every action there is an equal and opposite reaction.
• Every mass exerts a force on every other mass.
• An object at rest tends to stay at rest.
• Friction opposes the motion of an object.