Spring tides: happen twice a year. are caused by the gravitational pull of the sun. occur when the moon is at a right angle to the earth. all of the above.

What fuels the volcanoes at Hawaii?

How old are the oldest rocks on the ocean floor? a. less than 200 million years old b. approximately one billion years old c. approximately 500 million years old d. between 200 and 500 million years old

What renewable resource is produced in Western Central Europe?

Where are the areas that are at greatest risk of earthquakes

What did scientists use to come up with a theory about how the universe was created?

How are plate boundaries related to volcanoes

Which devices rely heavily on the cloud? Choose two answers. A: Desktop B: Smartphone C: Laptop D: Tablet

What type of landform is Rub al Khali?

What is a Al! iuvial fan

How tall is Mount Rushmore