The Greek root of this sphere means water
Hydrosphere
Of all the water on the planet, only _________ is fresh, useable water.
1%
This sphere includes water in all forms (solid, liquid, or gas). Oceans, rivers, lakes, water vapor, groundwater, and water frozen in glaciers.
Hydrosphere
This sphere includes all the gases surrounding the Earth. The Greek root means vapor
Atmosphere
Sometimes called the lithosphere. This sphere includes rocks and minerals. It starts at the ground and extends all the way down to Earth’s core.
Geosphere
Earth is a ___________ system. Meaning nothing comes in or out.
Closed
3% of the water on our planet is useable. Of that 2% of that is ______________.
Ice or glaciers
What type of data is being collected on the sources of water pollution in the ocean
Quantitative
True or False: A single source of pollution, even if it is not near a body of water, can pollute an entire watershed?
True
__________________ surfaces are surfaces or material that water or other liquids cannot get through
Impermeable or impervious
______________________ is pollution that can be traced to a single source
Point source
_______________ is the process in which the earth’s surface (rock and soil) is worn away by water, ice, and wind
Erosion
Give an example of non-point source pollution
Answer varies
A ________________________ is the land that water flows across or under on its way to a body of water such as a stream, river, lake, or bay
Watershed
______________________ is pollution that cannot be traced to a single source
Non-point source pollution
_________________ is water (rain, melted snow, hail, irrigation, car washing, etc) that flows over land before reaching streams or other surface water
Run-off
True or false: The water cycle shows that water moves through all of earth's spheres (hydrosphere, biosphere, atmosphere, and geosphere)
True
Give an example of Earth's interdependent spheres. How do two spheres overlap and rely on one another?
Answers vary
About 97% of our water is ___________________ water.
Salt and unusable
_________________ surfaces are surfaces or materials that water or other liquids can get through
Permeable or pervious
This sphere is made up of all the living things on Earth and it includes fish, birds, plants, and even people.
Biosphere
______________________ is particles of rock, mud, soil, and sand picked up by water from the land
Sediment
Give an example of point source pollution
Answer varies