Amplify: Forces & Motion Study Guide

Front

What is the definition of mass?

Back

Mass is the amount of matter in an object.

Front

What is friction?

Back

Friction is the force that slows motion between touching objects.

Tags

NGSS.MS-PS2-2

Front

What is velocity?

Back

Velocity is speed in a particular direction.

Front

What happens to a pod when it hits a space station?

Back

The pod bounces and moves in the opposite direction.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-5

Front

What is the role of thrusters in a pod's motion?

Back

Thrusters can slow the pod down but may not stop it completely.

Tags

NGSS.MS-PS3-5

Front

What is the difference between speed and velocity?

Back

Speed is a scalar quantity that refers to how fast an object is moving, while velocity is a vector quantity that includes both speed and direction.

Front

What is a vector quantity?

Back

A vector quantity is a physical quantity that has both magnitude and direction.

Tags

NGSS.MS-PS2-5

Front

What is a scalar quantity?

Back

A scalar quantity is a physical quantity that has only magnitude and no direction.

Front

How does friction affect motion?

Back

Friction opposes the motion of objects, causing them to slow down or stop.

Front

What is the effect of an unbalanced force on an object?

Back

An unbalanced force causes an object to accelerate in the direction of the net force.

Tags

NGSS.MS-PS2-2