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Chemistry

Satnam from Calgary asks,

My question: How will they produce plastics, tires, roads or anything that is made from oil, once...

the answer

You have to remember that oil has only been around for a very short time. My...

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Earth

Chelsea S from the Internet asks,

Can you explain paleomagnetism? From what I've read, I've learned that paleomagnetism is the study...

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During the Second World War, ships hunting for submarines detected weird...

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Physics

Monty from saskatchewan asks,

What exactly is gravity? Is it a wave or a ray? What exactly is the attraction that makes...

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Gravity is not a ray or a force, although in some situations it can act like...

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Earth

H. from Boise, Idaho asks,

My question is regarding plate tectonics. Is there a possibility that the extreme meltoff that...

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The ice pack in the Arctic Ocean averages only about 5 m thick and floats on...

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