Testing for Gases

Testing for Gases

Multiple Choice

what is oxygen most useful to us for?

• photosynthesis

• respiration

• baking cakes

• fuel for cars

Multiple Choice

how is carbon dioxide formed?

• photosynthesis in plants

• respiration

• when water boils

• when food is digested

Open Ended

when a gas is passed through a liquid, what would you see? (one word)

Multiple Choice

what is the test for hydrogen?

• relight a glowing splint

• cloudy limewater

• squeaky pop

• bleaches damp litmus paper

• really bad coughing

Multiple Choice

what is the test for oxygen?

• relight a glowing splint

• cloudy limewater

• squeaky pop

• bleaches damp litmus paper

• really bad coughing

Multiple Choice

what is the test for carbon dioxide?

• relight a glowing splint

• cloudy limewater

• squeaky pop

• bleaches damp litmus paper

• really bad coughing

Multiple Choice

what is the test for chlorine?

• relight a glowing splint

• cloudy limewater

• squeaky pop

• bleaches damp litmus paper

• really bad coughing