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The sun is 93 million miles away from the Earth.
How far is the sun from Earth?
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A black hole has a strong gravitational pull that sucks in everything nearby – even light.
What is a black hole?
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Plate Tectonics
The theory that states that the Earth's outer shell is divided into several plates that glide over the mantle is called what?
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How the rocks are formed
What is the main difference between the three types of rocks: sedimentary, metamorphic, and igneous?
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Sedimentary
What type of rock could be made out of sand and shells?
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