Examples
Geosphere
Hydrosphere
Atmosphere
Biosphere
100
Rocks, water, air, and life.
What are examples of Earth's four spheres?
100
Crust
Which layer of the Earth is the geosphere?
100
Water
What does hydrosphere mean?
100
The gas layer that surrounds Earth.
What is the atmosphere?
100
Upper areas of the atmosphere
Where does the biosphere extend to?
200
Plants, humans, animals, insects, and microbes.
What is the biosphere?
200
All of the rocks and dirt on Earth.
What does geosphere mean?
200
70% of the Earth
How much of Earth's surface is covered by water?
200
Troposphere, stratosphere, mesosphere, and thermosphere.
What are the 4 layers of the atmosphere?
200
Anyplace where life can exist.
Where can the biosphere be found?
300
Oxygen, nitrogen, water vapor, ozone, and wind.
What is the atmosphere?
300
Lithosphere
What is part of the crust/geosphere called?
300
Cryosphere
What is the frozen part of Earth's hydrosphere called?
300
Troposphere
What is the thinnest layer of the atmosphere?
300
3.5 billion years
How long has the biosphere existed?
400
Oceans, lakes, rivers, streams, groundwater, glaciers, polar ice caps, rain, and snow.
What is the hydrosphere?
400
A layer of sediment or rock through which water travels, most commonly found underground.
What is an aquifer?
400
Exosphere
What is the upper edge of the thermosphere called?
400
The scientific study of interactions among organisms and between organisms and their environment.
What is ecology?
500
Earth's core, mantle, and crust. Continents, ocean floor, mountains, rock, sand, and dust
What is the Geosphere?
500
The rock part of the Earth that consists of all solid and liquid rocks.
What is the geosphere?
500
The water people cannot use for practical purposes.
What is salt water?
500
Ionosphere and magnetisphere
What is the thermosphere made up of?
500
5
What is the number of consumers in the biosphere?
M
e
n
u