Quiz | Space physics |
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Name | |
Result | PASSED |
Score | 21 / 21 (100%) |
Passing score | 16.8 |
Quiz took | 6 min 26 sec |
Quiz finished at | 2023-11-02 12:54:31 |
A big star can eventually explode in what is known as a
Moons orbit
Small and medium sized stars such as the sun will eject their outer layers of dust and gas to leave behind a
Pluto is a
Evidence suggests that the Universe started with
A main sequence star usually lasts
Stars initially form from a cloud of dust and gas called a
A white dwarf cools down and emits less and less energy and turns into a
Our galaxy is called
When the hydrogen runs out, the star swells and turns into a
Objects in the Universe appear to be moving away from us because of
The Universe appears to be
The stable period of a star is known as a
Our solar system has
Massive stars will become
Gravity pulls dust and gas together to form a
Exploding supernovae leave behind a very dense core called a
The size of a planet's orbit depends on
Our solar system has
When the temperature increases, hydrogen nuclei undergo nuclear fusion to form
A super dense point in space that not even light can escape from, is known as a