Friction & Gravity

Friction & Gravity

pages 36-43

Multiple Choice

Two factors that affect friction

• mass and distance
• types of surfaces and how hard they are pushed together
• force and distance
• mass and direction

Multiple Choice

The force that two surfaces exert on each other as they rub against each other.

• gravity
• friction
• mass
• weight

Multiple Choice

Friction of an object rolling across a surface.

• sliding friction
• rolling friction
• fluid friction
• static friction

Multiple Choice

The force that fluids apply to a solid object

• sliding friction
• rolling friction
• fluid friction
• static friction

Multiple Choice

The force that keeps you from moving

• sliding friction
• rolling friction
• fluid friction
• static friction

Multiple Choice

When two solid surfaces slide over each other.

• sliding friction
• rolling friction
• fluid friction
• static friction

Multiple Choice

The force that pulls objects towards each other.

• gravity
• friction
• mass
• weight

Multiple Choice

What states that "every object in the universe attracts every other object"?

• Law of Universal Gravitation
• Newton's First Law of Motion
• My mother
• Inertia & gravity

Multiple Choice

Two factors that affect gravity

• mass and distance
• types of surfaces and how hard they are pushed together
• force and distance
• mass and direction

Multiple Choice

The measure of the force of gravity on an object.

• gravity
• friction
• mass
• weight

Multiple Choice

The amount of matter in an object

• gravity
• friction
• mass
• weight

Multiple Choice

Which of the following will not change in different gravitational fields?

• weight
• force
• mass
• pounds

Review Questions

Time to see what you have learned!

Multiple Choice

The force of friction acts in the ___________ direction of the motion

• opposite
• same

Multiple Choice

Friction of an object rolling across a surface.

• sliding friction
• rolling friction
• fluid friction
• static friction

Multiple Choice

The force that fluids apply to a solid object

• sliding friction
• rolling friction
• fluid friction
• static friction

Multiple Choice

The force that keeps you from moving

• sliding friction
• rolling friction
• fluid friction
• static friction

Multiple Choice

When two solid surfaces slide over each other.

• sliding friction
• rolling friction
• fluid friction
• static friction

Multiple Choice

Two factors that affect gravity

• mass and distance
• types of surfaces and how hard they are pushed together
• force and distance
• mass and direction

Multiple Choice

Two factors that affect friction

• mass and distance
• types of surfaces and how hard they are pushed together
• force and distance
• mass and direction

Multiple Choice

The measure of the force of gravity on an object.

• gravity
• friction
• mass
• weight

Multiple Choice

The amount of matter in an object

• gravity
• friction
• mass
• weight

Multiple Choice

The force that pulls objects towards each other.

• gravity
• friction
• mass
• weight

Multiple Choice

The force that two surfaces exert on each other as they rub against each other.

• gravity
• friction
• mass
• weight