WorksheetsThe atmosphere
Total questions: 12
Worksheet time: 6mins
What is the atmosphere? (select the best answer)
Layer of gases that surround the Earth
The Earth's crust
The air we breath
Oxygen
What is an element?
A substance made of only one type of atoms
A substance made of two or more different types of atoms
A substance made of atoms that have chemically joined together
One of four substances that make up everything
What do we call a material where two or more elements are chemically combined?
Element
Mixture
Compound
Alloy
Which gas makes up the majority of atmosphere?
Nitrogen
Oxygen
Argon
Carbon Dioxide
The amount present of which gas varies if it is above the ocean compared with above the desert?
Nitrogen
Oxygen
Carbon Dioxide
Water vapour
How much of the Earth's atmosphere is oxygen?
15%
17%
21%
25%
The process of going from solid to liquid is called ?
Melting
Freezing
Evaporating
Condensing
The process of going from solid to gas is called ?
Evaporating
Melting
Sublimation
Boiling
The process of going from liquid to gas is called ?
Melting
Freezing
Condensing
Boiling
The process of going from gas to liquid is called ?
Melting
Freezing
Boiling
Condensing
How thick is the Earth's atmosphere?
10km
50km
100km
200km
What proportion of the atmosphere's mass is in the first 11 km?
Half
Two thirds
A quarter
Three quarters
