Space GCSE AQA CHS

Which planet in the solar system is the closest to the Sun?

• Mars

• Jupiter

• Neptune

• Mercury

Our Galaxy is called the _____

The force that keeps the Earth in orbit around the Sun is:

• Gravity

• Weight

• Tension

• Radiation Pressure

The planet Zog takes 3 million seconds (~35 Earth days) to orbit its Sun and travels at a speed of 60km/s. How far does it travel?

• 500 million km

• 180 million km

• 20km

• 20 million km

Which letter shows the northern hemisphere in Summer?

• A

• B

• C

• D

Which letter shows the Southern hemisphere in Summer?

• A

• B

• C

• D

A galaxy is a:

• Group of millions of stars

• Collection of cloud and gas in which stars are formed

• A cluster of objects millions of times further apart than the stars in a galaxy

• An object orbiting a planet

The joining of 2 Hydrogen nuclei to form Helium is called

• Nuclear Fission

• Atomic Fission

• Atomic Fusion

• Nuclear Fusion

Only fusion of hydrogen into helium takes place in this type of star:

• Red Giant

• Main Sequence

• White Dwarf

• Supernova

Elements heavier than iron form only in this:

• Red Supergiant

• Black dwarf

• Nebula

• Supernova