Show:
The Ocean
Water Cycle
Water Resource
Earth´s Natural Resources
Energy
100

Nearly ____ of Earth is covered by water. 

3/4

100

Hurricanes form when a lot of ____ enters the air due to evaporation of warm ocean water.  

heat 

100

Naturally occurring, nonliving solids in Earth´s crust are called _______.

minerals

100

A dam is an example of a reservoir ____. 

YES OR NO

YES

100

Books, phones, shoes, and bikes are materials that make up these objects from ___. 

nature

200

Polluted water from rivers or garbage. dumped into the ocean can spoil _____. 

shorelines 

200

The change from water vapor to liquid water is called _.

condensation

200

Natural substances made up of one or more minerals are called _____________.

rocks

200

A natural substance made from one or more minerals is known as _. 

rock 

200

___ is a solid rock-like substance made mostly of carbon. 

Coal

300

Wetlands are important ____ that can remove pollutants from the water. 

ecosystems

300

Water that falls from clouds in the form of snow, rain, sleet, or hail is called. 

precipitation

300

Name some uses for water. 

Bathing, swimming, cleaning, washing clothes, cooking, growing crops, or raising animals. 

Industries use it for transporting, cleaning and mining. 

300

The energy that comes from the movement of water is called ______________. 

Hydroelectric energy

300

Ancient civilizations used the _____ of strong animals to travel, to move building materials, and to plow fields to grow food. 

energy 

400

The hydrosphere is divided into two main sections: 

saltwater and freshwater

400

Water running downhill to rivers and lakes. 

  runoff

400

Energy produced by moving water is called _.

hydroelectric energy

400

Material made by nature at least as quickly as people use it is known as _. 

renewable resource 

400

The air that we breathe is a renewable resource because plants constantly produce ____. 

oxygen

500

Pattern of rising and falling water in the ocean caused by gravity ___. 

tide

500

Precipitation soaks into the ground is in the _.

groundwater

500

A mixture of methane and other gases formed underground and used for energy is known as _. 

natural gas

500

A material supplied by nature that is used by humans and other organisms is called _. 

natural resource

500

Energy resources such as coal, petroleum and natural gas are ____ resources. 

nonrenewable