Forces Vocabulary

What is force?

• An object's motion

• A push or pull

• How fast an object is moving

• friction

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is motion?

• Speed and direction of an object

• An object in motion will stay in motion

• A change in an object's position

• How fast an object's position changes over time

What is speed?

• Change in velocity over time

• How fast an object's position changes over time

• The speed and direction of an object

• An object at rest stays at rest

Tags

NGSS.MS-PS3-1

What is friction?

• Speed and direction of an object over time

• How fast something moves

• A push or pull

• Force between two objects that slows or stops an object

What is inertia?

• An object in motion tends to stay in motion, object at rest stays at rest

• Time it takes for an object to change directions

• How fast an object increases speed

• A push or pull

Tags

NGSS.MS-PS3-1

What is velocity?

• A change in an object

• A push or pull

• The speed and direction of an object

• The force between two objects that slows or stops an object

Tags

NGSS.MS-PS3-1

What is acceleration?

• A force between two objects that slows or stops an object

• How fast an object's position change over time

• A push or pull

• A change in velocity over time

Tags

NGSS.MS-PS2-2