P1: The Earth and the Universe

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P1 The Earth and the Universe

• P.Percy
• Norton College

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What is the Earth made of? What is
gravity?
What do you already know about the Earth the
Universe?
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How old are rocks? Which are the oldest? How do
we know? Who was James Hutton?
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What are the 3 pieces of Wegeners evidence? Why
was he not believed? What other explanation was
there?
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What are tectonic plates?How do Earthquakes,
volcanoes tsunamis happen?
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Can we prevent natural disasters?What can
governments do?
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What causes craters?How do we know which craters
are the oldest?
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What killed off the dinosaurs?What evidence is
there?Could it happen again?
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How do we know the surface temperature of a
star?How do we know the composition of a star?

• Why are all living things made of stardust?

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How do we measure the distance to a star?

• Is our Sun the only star which has planets
  orbiting?
• Is there any evidence for life anywhere other
  than Earth?

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What does the Universe look like?How do we know?
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How did the Universe begin?What evidence do we
have?
?