| Quiz | Space physics |
|---|---|
| Name | |
| Result | PASSED |
| Score | 18 / 21 (85.7%) |
| Passing score | 16.8 |
| Quiz took | 6 min 15 sec |
| Quiz finished at | 2022-12-02 10:11:41 |
Stars initially form from a cloud of dust and gas called a
The stable period of a star is known as a
A main sequence star usually lasts
Moons orbit
The Universe appears to be
Our solar system has
Pluto is a
Our galaxy is called
Our solar system has
A big star can eventually explode in what is known as a
A white dwarf cools down and emits less and less energy and turns into a
Exploding supernovae leave behind a very dense core called a
Small and medium sized stars such as the sun will eject their outer layers of dust and gas to leave behind a
Gravity pulls dust and gas together to form a
The size of a planet's orbit depends on its
Objects in the Universe appear to be moving away from us because of
Massive stars will become
A super dense point in space that not even light can escape from, is known as a
Evidence suggests that the Universe started with
When the hydrogen runs out, the star swells and turns into a
When the temperature increases, hydrogen nuclei undergo nuclear fusion to form