Earth's Spheres
Water Cycle
Vocabulary
All the Water in the World
100

Which sphere contains rocks, soil, and sediments? 

geosphere

100

What is one factor that affects evaporation? 

heat, air movement

100

What is a terrarium? 

an enclosure used for raising plants, contains all 4 spheres

100

Name 3 uses for water

cooking, cleaning, washing, drinking, flushing

200

How does the hydrosphere interact with or affect the geosphere? 

erosion
200

What happens to cause clouds? 

Air cools and condenses quickly

200

What role does gravity play in the water cycle? 

allows precipitation to fall to the ground, allows run-off to return to the groundwater or other bodies of water

200

Where is most of the Earth's water located? 

oceans

300

What is the biosphere?

Contains all life, includes plants and animals

300

What causes precipitation?

The clouds become too heavy

300

What is condesation?

The process of a gas changing to a liquid

300

How much of the world's surface is covered in water?

70%

400

How do the atmosphere and the geosphere interact? 

The atmosphere controls the weather

400
What is groundwater and how is it different from run-off

Groundwater exists under the Earth's surface, run-off is excess water that is not absorbed into the groundwater and is not evaporated

400

Name the 3 rules of systems. 

1. a system is parts working together

2. every part has a job

3. outside factors can change the system

400

Why is fresh water a valuable resource? 

Less than 1% of the Earth's water is usable.

500

Which systems are interacting during a forest fire? 

biosphere, atmosphere

500

Why are some bodies of water salty and others are not? 

The river washes the salt and other sediments away from freshwater sources and takes it to the ocean, the ocean produces it's own salt because of the sediments on the ocean floor that are constantly mixed up

500

What is evaporation?

The process of a liquid changing to a gas.

500

How can pollution impact the Earth's water supply? 

Makes more of the water unusable