Motion Vocabulary

a change in the speed of an object (change in speed or direction)

• acceleration

• speed

• inertia

• movement

Tags

NGSS.MS-PS2-2

The speed of an object in a particular direction.

• acceleration

• velocity

• inertia

• motion

Tags

NGSS.MS-PS3-1

A change of position during a time interval compared to a fixed reference point

• acceleration

• velocity

• inertia

• motion

the tendency of an object to resist a change in its motion

• acceleration

• velocity

• inertia

• motion

Moving at a constant speed in a negative direction

• constant negative speed

• constant positive speed

• constant speed

• speed

Moving at a constant speed in a positive direction

• constant negative speed

• constant positive speed

• constant speed

• speed

Movement in a straight line at constant speed.

• constant negative speed

• constant positive speed

• constant speed

• speed

A change in velocity where the velocity becomes more positive

e.g., deceleration in the negative direction
e.g., acceleration in the positive direction

• constant negative velocity

• constant positive velocity

• positive acceleration

• negative acceleration

Tags

NGSS.MS-PS2-2

A change in velocity where the speed becomes more negative

e.g., deceleration in the positive direction
e.g., acceleration in the negative direction

• constant negative speed

• constant positive speed

• positive acceleration

• negative acceleration