30 Questions
Which gas is used in fire extinguishers to put out fires?
Carbon dioxide
Which gas is used in cutting metals in the industry?
Oxygen
What gas is used to produce a fog effect on stages?
Water vapour
What gas is used in advertising lights?
Neon
What gas is used to fill balloons and airships?
Helium
What gas is used to fill light bulbs?
Argon
What gas is used for storing living cells and tissues?
Liquid nitrogen
What gas is used to fill some food packages to prevent food from going bad?
Nitrogen
What gas does not support burning and is denser than air?
Carbon dioxide
What gas is used to help with breathing difficulties?
Oxygen
Which gas relights a glowing splint?
Oxygen
What happens to a burning splint when it is placed into a test tube of oxygen?
It goes out
What happens to a glowing splint when it is placed into a test tube of oxygen?
It relights
What happens to hydrogencarbonate indicator when it is added to a test tube of oxygen?
It does not change
What happens to limewater when it is added to a test tube of oxygen?
It does not change
What happens to a burning splint when it is placed into a test tube of carbon dioxide?
It goes out
What happens to a glowing splint when it is placed into a test tube of carbon dioxide?
It goes out
What happens to hydrogencarbonate indicator when it is added to a test tube of carbon dioxide?
It turns yellow
What happens to limewater when it is added to a test tube of carbon dioxide?
It turns blue
Which gas does not have a simple test to identify it?
Noble gases
According to the text, why are living things found on Earth but not on the Moon?
The Moon has a different atmosphere than the Earth
What is air made up of according to the text?
Nitrogen, oxygen, carbon dioxide, noble gases, water vapor, and small amounts of other gases
According to the text, what percentage of air is nitrogen?
21%
According to the text, what percentage of air is carbon dioxide?
0.03%
According to the text, what percentage of air is water vapor?
0.07%
According to the text, how can we test for gases in air?
By studying their color, smell, and ability to burn or react with other chemicals
According to the text, what are the major components of air?
Nitrogen, oxygen, carbon dioxide, noble gases
According to the text, why is air essential to living things?
It provides oxygen for living things to breathe
According to the text, why are there no living things found on the Moon?
The Moon does not have an atmosphere
According to the text, who discovered oxygen?
Joseph Priestley
"Quiz: Why are there no living things on the Moon?" Test your knowledge on the differences between Earth and the Moon, including the major components of air and why living organisms can thrive on Earth but not on the Moon.
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