1)a distant luminous object travels rapidly away from an observer.
2)Dark matter provides the gravity that allows the stars to rotate at the same speed.
3)1 galaxy is moving away from each other 2 has decreased dramatically 3 uniformly across the universe
4)1 matter 2 formations of galaxies 3 remained uniform
5)Nuclear fission takes place in the core of stars.
6)The gravity of dark matter distorts light from distant sources.
7)They both occur in the nucleus of an atom. -They both release large amounts of energy.
8)It is the proportion predicted to be present in the early universe.
8)Through dark energy, the universe is expanding at a faster and faster rate. -Because of dark matter, gravitational interactions cause galaxies to develop.
9)It verifies that the early universe was once extremely hot.
Hello, Connexus friends hopes this helps this is all the review questions + they correct cuz I got 10 out of 10 let me know if you need help!