Forces & Motion

Which of the following are ways to measure movement? Select all that apply

• distance

• prediction

• speed

• time

Tags

NGSS.MS-PS3-1

 A force that happens when an object rubs another object is called:

• motion

• friction

• gravity

• pull

Cooper designs and builds a toy car and is about to test the speed of the car by pushing it down a ramp. What tool should he use to measure the speed of the toy car?

• a ruler

• a stopwatch

• a yardstick

• a measuring cup

Tags

NGSS.MS-PS3-1

Balanced forces cancel each other out when acting on a object.

• True

• False

Hitting a nail with a hammer is a _____________.

• pull

• strike

• push

• crash

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

____________ forces act on an unmoving object.

• balanced

• unbalanced

A force is ___________________.

• pushing

• a pull between two objects

• the amount of gravity between two objects

• a push or a pull

Tags

NGSS.MS-PS2-1

An object will have a change in motion when the forces acting on it are _____.

• equal

• not equal

Tags

NGSS.MS-PS2-2

___________ is necessary to move a chair without wheels compared to a chair with wheels.

• more force

• less force

• the same force

• no force

Tags

NGSS.3-PS2-1

Objects can only move in a straight line.

• True

• False