What are forces (select 2)

• pushes

• pulls

• slides

• jumps

Tags

NGSS.3-PS2-1

This fisherman is using force to change the ___ of the fish.

• position

• speed

• direction

• shape

Tags

NGSS.MS-PS2-2

Mass is the same thing as weight.

• true

• false

On Pluto I would weigh less, but my mass would be the same.

• true

• false

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

balanced or unbalanced

• balanced

• unbalanced

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Friction is a non-contact force.

• true

• false

Answer explanation

Friction is a contact force because the two objects physically touch.

Tags

NGSS.MS-PS2-5

Which is NOT a type of non-contact force?

• electrostatic

• wind

• magnetism

• gravity

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which type of non-contact force is demonstrated?

• electrostatic

• friction

• magnetism

• gravity

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

We add grease to bike gears to reduce friction. This is called ____.

• lubrication

• surface area

• friction

• gravity

A parachute slows a person down because of increased _____ that increases friction.

• lubrication

• surface area

• friction

• gravity

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2