Answer: The ice cube would float on top of the water and the rock would sink to the bottom.
Explanation: The ice cube has a smaller density than the rock which allows the ice cube to float but makes the rock sink to the bottom of the glass of water.
They will subtract to form a combined wave with a lower amplitude
Answer:
C
Explanation:
C. 12.8km
Valley-river Landslide-Gravity Frost wedging- Glacier Canyon-Ice.
I think that's right