Answer:
1. The observable universe
2. the moon
3. false
4. a black hole
5.
6. moving away from us
7. stretch as the galaxies move away from us
8. expanding
9. cosmic microwave background
When an electron<span> moves from </span>one atom<span> to </span>another<span>, </span>both atoms become<span> ions.</span>
Answer:
B he proved that the heliocéntrico model accurately described tour solar system
Explanation:
des
i think
Answer: living and fossil organisms evolved
Explanation: