Answer :
Answer:
1,2,3
Explanation:
all if these answers are true except for the last one
Answer:1. Energy and matter are both conserved in stars.
2. Energy in stars causes the fusion of light elements
3.Some matter is converted into matter in stars
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2. Question
What makes up all stars?
A: Plasma
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3. Question
The International Astronomical Union(IAU) defines a constellation by its:
A: Boundary
Explanation: