Explain a method that is used for hydroelectric power to harness the energy.

How big was the biggest wave ever recorded?

The largest watershed in the United States is the a Mississippi River b Yukon river c Colorado River d Rio grande

Which feature do you usually see when tectonic plates move apart? A. mountains B. volcanoes C. earthquakes D. new ocean ridges and seafloor

How were slaves usually captured in africa during the slave trade

Tides are affected by A) Earth's gravity alone. B) the Moon's gravity alone. C) the Sun's gravity alone. D) the gravity of the Moon and the Sun.

The force that causes the ocean tides is a. the coriolis effect. b. tsunamis. c. gravity. d. a swell.

5 facts about the atlantic provinces of canada

The greenhouse effect happens when greenhouse gases like carbon dioxide and methane absorb heat that has been reflected off the Earth and re-radiate this heat back towards Earth. What examples of greenhouse gases are given in the text above?

What is seafloor spreading?

Describe the story that anthropologists think the bones and tools they have discovered reveal about prehistory