What is a force?

What is happening in the picture?

• Push
• Pull
• I don't know

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is happening in the picture?

• Push
• Pull
• I don't know

Tags

NGSS.K-PS2-1

NGSS.K-PS2-2

What surface would probably offer the least friction if you were to slide a box across it?

• glass
• wood
• carpet
• brick

Which describes friction?

• a unit that is a measure of speed
• a force that works against gravity
• a form of energy that depends on light and heat
• a force that opposes motion between two surfaces that are touching

The rougher the surface, the faster an object will travel over the surface.

• True
• False

What is a force?

• Motion
• Work
• Push or a pull
• What Luke Skywalker does

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS2-4

What pulls a ball back to earth?

• Gas
• Gravity
• Friction
• Molecules

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Why does a rolling ball stop?

• Gravity
• Friction
• Waterfalls
• Sand

Tags

NGSS.MS-PS2-2

What is position?

• The movement of an object.

• The location of an object.

What is motion?

• A change in position.

• A change in force.

Tags

NGSS.MS-PS2-2