The Nature of Force

Balanced forces do not change the motion of an object.

• True

• False

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

• True

• False

Tags

NGSS.HS-PS2-1

Forces are measured in...

• meters

• kilograms

• Newtons

• seconds

When you pull on a window shade, you exert a...

• speed

• force

• Newton

• strength

A(n) _______ can be used to represen the direction and strength of a force.

• circle

• arrow

• square

Tags

NGSS.MS-PS3-1

Manuel pushes a box with 10 N to the right, Lynn pushes with 15 N to the left. The box will...

• stay in place

• explore

• move to the right

• move to the left

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Steven pushes a box with 20 N to the right, Laura pushes with 20 N to the left. The box will...

• stay in place

• explore

• move to the right

• move to the left

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

This type of friction keeps the posters sticking to the classroom wall.

• sliding

• static

• rolling

• fluid

This type of friction occurs between the street and the wheels of a car.

• sliding

• static

• rolling

• fluid

This type of friction slows down a jumper with a parachute.

• sliding

• static

• rolling

• fluid