Earth's Spheres
What is the sphere with water?
Hydrosphere
What system gives humans food?
Biosphere
What are the 3 properties of rocks?
Composition, texture, origin
What is a mineral?
A natural, solid material found in the Earth.
What does sustainable mean?
Using resources carefully.
What sphere has air and clouds?
Atmosphere
What do animals need from the atmosphere?
Air or oxygen
What is a rock?
A solid, natural material made up of minerals.
Are minerals made by people?
What can we do instead of throwing away paper?
Recycle it
What sphere has plants and animals?
Biosphere
Plants grow in soil. Which sphere is the soil in?
What type of rock comes from volcanoes?
Igneous rock
Where do minerals come from?
From the Earth's crust or geosphere.
What does it mean to reduce?
Use fewer materials, only what we need.
What sphere has rocks and soil?
Geosphere
What system do rivers belong to?
Hydrosphere
What type of rock changes under heat and pressure?
Metamorphic rock
How can we test the hardness of a mineral?
By scratching it.
How can we (people) be sustainable when using resources from the geosphere?
Reduce, reuse, recycle, preserve
What is the crust?
The outer layer of Earth.
What happens when rain falls to the ground?
Water enters the geosphere or hydrosphere.
What type of rock has layers?
Sedimentary rock
What does it mean if a mineral is silky, metallic, etc.?
It has lustre.
How does recycling materials help the Earth?
It saves resources and reduces waste.