Question 21
Which sentences correctly state the evidence for the collision theory? Tick (✓) the correct answers.
- Earth is less dense than the Moon.
- Samples of rocks from the Moon show that it once had life.
- The collision theory fits well with how the Solar System was formed.
- The composition of rocks on Earth and the Moon are similar.
- The Moon has an iron core, just like Earth.
- There is evidence outside the Solar System of similar collisions causing rings of rock and dust.
- Earth is less dense than the Moon.
- Samples of rocks from the Moon show that it once had life.
- The collision theory fits well with how the Solar System was formed.
- The composition of rocks on Earth and the Moon are similar.
- The Moon has an iron core, just like Earth.
- There is evidence outside the Solar System of similar collisions causing rings of rock and dust.
