Gravity and friction

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

• gravity
• friction
• mass
• weight

The force that pulls objects towards each other.

• gravity
• friction
• mass
• weight

Tags

NGSS.MS-PS2-4

The amount of matter in an object

• gravity
• friction
• mass
• weight

The measure of the force of gravity on an object.

• gravity
• friction
• mass
• weight

Tags

NGSS.MS-PS2-4

When two solid surfaces slide over each other.

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

The force that keeps you from moving

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

Friction of an object rolling across a surface.

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

Tags

NGSS.MS-PS2-2

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

• opposite
• same

What type of friction acts on an object that is not yet moving?

• Static
• Dynamic
• kinetic
• Rolling

The wheels on a moving skateboard most likely experience ____________.

• Rolling Friction
• Sliding Friction
• Fluid Friction
• Static Friction