7th Grade Module 3 Vocabulary

the starting point you choose to describe the location, or position of an object

• position

• motion

• reference point

• speed

an object's distance and direction from a reference point

• position

• motion

• reference point

• acceleration

the process of changing position

• velocity

• motion

• speed

• vector

the difference between the initial, or starting, position and the final position

• speed

• displacement

• vector

• velocity

a measure of the distance an object travels in a given amount of time

• reference point

• vector

• speed

• velocity

the speed and direction of a moving object

• velocity

• vector

• speed

• displacement

a quantity that has both magnitude and direction

• force

• acceleration

• net force

• vector

a measure of the chance in velocity during a period of time

• acceleration

• vector

• free-body diagram

• net force

Tags

NGSS.MS-PS2-2

a push or a pull on an object

• field

• weight

• force pair

• force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

a push or a pull on one object by another object that is touching it

• gravity

• Newton's first law of motion

• Newton's second law of motion

• contact force