Curated OER
Tidal Forces-Let'er Rip!
For this tidal forces worksheet, students read about the gravitational pull from the moon that causes the ocean tides. Students solve 3 problems including finding the Roche or the tidal radius for the Earth and Moon, comparing the Roche...
K5 Learning
Why Does the Ocean have Waves?
Six short answer questions challenge scholars to show what they know after reading an informational text that examines waves—what they are, what causes them, and how different Earth factors affect their size and strength.