If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Unit: Movement and forces

NGSS:
MS‑PS2‑1
,
MS‑PS2‑2
,
MS‑PS2.A.1
,
MS‑PS2.A.2
,
MS‑PS2.A.3
,
MS‑PS2.A

0

Possible mastery points
If the Earth rotates at 1000mph, can we ever say we're standing still?
NGSS:
MS‑PS2‑1
,
MS‑PS2.A.3
,
MS‑PS2.A
Why is a 500 horsepower truck slower than a 300 horsepower sports car?
NGSS:
MS‑PS2‑2
,
MS‑PS2.A.2
,
MS‑PS2.A
Careful, if you hit a baseball it hits back.
NGSS:
MS‑PS2‑1
,
MS‑PS2.A.1
,
MS‑PS2.A
Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 400 Mastery points!

About this unit

This unit explores how forces can affect the motion of an object and how this motion is represented. Learn about reference frames, the relationship of force, mass, and acceleration, and how forces always occur in pairs.