Earth's Systems Test

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What are the Earth's 4 spheres? Check all that apply.

• hydrosphere
• atmosphere
• geosphere
• biosphere
• stratosphere

What is the atmosphere?

• The air around us
• The water on Earth
• All of the living things
• The ground and soil

What is the hydrosphere?

• The air around us
• The water on Earth
• All of the living things
• The ground and soil

What is the geosphere?

• The air around us
• The water on Earth
• All of the living things
• The ground and soil

What is the biosphere?

• The air around us
• The water on Earth
• All of the living things
• The ground and soil

True or False- The Spheres on Earth do not interact with each other, they function alone.

• True
• False

True or False- Recycling can help all 4 spheres?

• True
• False

True or False- Humans impact all 4 spheres.

• True
• False

Everything on Earth can be placed into one of the 4 major subsystems, land, water, living things or air. This is called ______________ ___________.

• Earth's things
• Earth's spheres
• System overload