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Unit: The Earth-sun-moon system

NGSS:
MS‑ESS1‑1
,
MS‑ESS1.A.1
,
MS‑ESS1.B.2

0

Possible mastery points

About this unit

In this unit, you'll explore the inner workings of the Earth-sun-moon system. Discover the secrets of our seasons, learn why the moon waxes and wanes, and find out what causes the stunning spectacle of a solar eclipse.
Why is it summer in Chile when it's winter in the US?
NGSS:
MS‑ESS1‑1
,
MS‑ESS1.B.2

Practice

Can't see the moon at night? Don't worry, it's just a phase.
NGSS:
MS‑ESS1‑1
,
MS‑ESS1.A.1
,
MS‑ESS1.B.2
Level up on the above skills and collect up to 240 Mastery points
Put down your sunscreen—it's a total solar eclipse!
NGSS:
MS‑ESS1‑1
,
MS‑ESS1.A.1
,
MS‑ESS1.B.2
Up next for you:

Unit test

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