Friction and Gravity

The force that one surface exerts on another when the two rub against each other

• Air Resistance

• Friction

• Gravity

• Free Fall

Tags

NGSS.MS-PS2-2

Friction causes an object to...

• Stop only

• Slow down only

• Stop or slow down

• Neither stop nor slow down

Tags

NGSS.MS-PS3-5

Factors affecting friction (Choose 2)

• masses of objects involved

• how hard the surfaces push together

• the type of surfaces involved

• distance between the objects

The terms of below are types of friction except...

• Sliding friction

• Gliding friction

• Rolling friction

• Fluid friction

The force that pulls objects toward each other

• Friction

• Gravity

• Air Resistance

• Law of Universal Gravitation

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

The state of an object when the only acting force is gravity

• Free fall

• Gravity

• Friction

• Air Resistance

Tags

NGSS.MS-PS2-4

The value of acceleration due to gravity

• 8.9 m/s²

• 9.8 m/s

• 8.9 m/s

• 9.8 m/s²

An object that is thrown that travels a curved path

• Projectile

• Trajectory

• Momentum

A type of fluid friction that falling objects experience through air

• Air Friction

• Air Resistance

• Gravity

• Free Fall

The force of gravity on a person or object at the surface of a planet

• Mass

• Weight

• Volume

• Surface Area

Tags

NGSS.MS-PS2-4