Year 8 Chemistry quiz

Which of these makes use of an endothermic reaction?

• A self heating can

• A sports injury pack

• A Bunsen burner

• A barbeque

Which of these pollutants are caused by incomplete combustion?

• carbon monoxide

• carbon dioxide

• suphur dioxide

• water vapour

Which of these gases are all greenhouse gases?

• oxygen, carbon monoxide and ammonia

• chlorine, methane and carbon dioxide

• carbon dioxide, methane and water vapour

• carbon dioxide, water vapour and methane

Which of these pollutants can cause acid rain?

• oxygen

• sulphur dioxide

• hydrogen

• particulates

Which statement about the greenhouse effect is correct?

• It is necessary for life to exist on Earth

• It is only caused by humans

• It has only just started

• Scientists agree on the cause

Which of these makes use of an exothermic reaction?

• A barbeque

• A sports injury pack

• Photosynthesis

• An egg cooking