Forces and Their Effects

A force is a push or pull

• True.

• False.

Tags

NGSS.3-PS2-1

Many forces need to touch. These are contact forces.

• True.

• False.

Which of the following is a contact force.

• gravity.

• magnetism.

• none of the above.

Weight is measured in Newtons.

• True.

• False.

Tags

NGSS.MS-PS2-4

Friction is the force between two touching things.

• True.

• False.

It two forces are the same size, something will happen. The forces are unbalanced.

• True.

• False.

Tags

NGSS.3-PS2-1

Thinking distance + Braking Distance = Stopping distance.

• True.

• False.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Density = Mass x Volume.

• True.

• False.