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6 Cards in this Set

  • Front
  • Back
What is Nucleus?
Center, or core, of an Atom
What is a Fusion?
Reaction in which atomic nuclei combine to form a larger nuclei
what happens to the nuclei of hydrogen at high temperatures?
At high temperatures the nuclei of hydrogen combine or fuse
How does the sun produce energy?
The Sun produces its energy by means of nuclear reactions.
What happens in a fusion reaction?
In a fusion reaction, four hydrogen nuclei combine to form one helium nucleus.
what do Astronomers use to find out how much energy the sun produces?
Astronomers can use Einstein's equation to calculate how much energy the sun produces