Forces

Balanced forces do not change the motion of an object.

• True

• False

Forces cause some changes in motion.

• True

• False

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS2-4

A net force causes no change in an object's motion.

• True

• False

Tags

NGSS.HS-PS2-1

If Manuel exerts a force of 10 N to push a desk to the right at the same time Lynn exerts a force of 15 N to push the desk to the left, the desk will move to the left.

• True

• False

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

When you pull on a window shade, you exert a(n)

• newton.

• acceleration.

• force.

A(n) ______ an be used to represent the direction and strength of a force.

• equal sign

• arrow

• plus sign

The strength of a force is measured in

• grams.

• newtons.

• millimeters per square inch.

The net force determines how and if an object will

• make a balanced force.

• change its mass.

• move or accelerate.

Tags

NGSS.MS-PS2-2

When two forces act in opposite directions, the object will accelerate in the same direction as the ________ force.

• moving

• lesser

• greater

Tags

NGSS.HS-PS2-1

A force is described by its __________ and by the direction in which it acts.

• weight

• location

• strength