Year 9 Earth and Space 2024 (WAS)

The Milky Way is what type of a galaxy?

• Spiral

• Spherical

• Elliptical

• Irregular

Which is the closest galaxy to the Milky Way?

• Magellanic clouds

• Andromeda

• Sagittarius

• Canis major

What is the explosion of a star called?

• A Catastrophe

• A Black Hole

• A Supernova

• A Grand Explosion

What happens when a big star explodes?

• A black hole is formed

• It creates a new star

• it gets destroyed

• None of the above

A cloud of gas and dust in space is called?

• A Galaxy

• A Cloud

• A Nebula

• A planet

If a star doesn't have enough mass to create a black hole what does it create?

• A proton star

• A neutron star

• A brown dwarf

• A gas giant

Identify a possible shape of a galaxy.

• Oblong

• Elliptical

• Regular

• Cubic

A light-year is:

• the same as stellar parallax.

• the range of colours we see.

• the distance light travels in one year.

• the apparent change when the source of the wave or the observe is moving.

What is the largest planet in our solar system?

• Venus

• Mars

• Jupiter

• Saturn

What is the process by which stars produce energy?

• gravitational collapse

• nuclear fusion

• chemical reaction

• nuclear fission