Chemistry Topic 1/Topic 2 ,Rocks

HideShow resource information

1. How did the oceans form?

  • When the moon became closer the the earth which formed the oceans.
  • When water vapour condensed.
  • When it rained so much that some of the water stayed.
1 of 20

Other questions in this quiz

2. Name another way volcanic activity changes the atmosphere?

  • Carbon dioxide
  • Carbon monoxide.
  • Nitrogen.
  • Oxygen.

3. What gases make up today's atmosphere?

  • 50% Oxygen, 40% Carbon dioxide, 5% Nitrogen and 5% Argon
  • 78% Nitrogen, 21% Oxygen, small gases, nearly 1% Argon and 0.04% Carbon dioxide.
  • 80% Oxygen, 28% Carbon dioxide and 2% Argon.

4. How do igneous rocks form?

  • When sedimentary are over 100 years old.
  • When magma pushes up into the crust before cooling and solidifying.
  • When a volcano erupts and the rock that lands in the sea as the salt turns it igneous.

5. How are sedimentary rocks formed?

  • When a volcano erupts.
  • Layers and layers of sediment are laid on seas the weight presses down, squeezes out water.
  • When metamorphic gets hot.


No comments have yet been made

Similar Chemistry resources:

See all Chemistry resources »See all Atmosphere resources »