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What is the layer of gas that protects the Earth from the Sun\'s ultraviolet rays?
97%
There is no limit to the amount of times that glass can be recycled!
True
False
False
Ozone Layer
Chlorofluorocarbons
Recycling
True or False: Reusing materials actually creates more waste than making new materials.
97%
There is no limit to the amount of times that glass can be recycled!
True
False
False
Ozone Layer
Chlorofluorocarbons
Recycling
What percent of the Earth\'s water is salt water?
97%
There is no limit to the amount of times that glass can be recycled!
True
False
False
Ozone Layer
Chlorofluorocarbons
Recycling
The 3 R's are reducing, reusing, and _______________.
97%
There is no limit to the amount of times that glass can be recycled!
True
False
False
Ozone Layer
Chlorofluorocarbons
Recycling
True or False: Most of the Earth\'s freshwater is ice.
97%
There is no limit to the amount of times that glass can be recycled!
True
False
False
Ozone Layer
Chlorofluorocarbons
Recycling
True or False: It is a federal law that all American's MUST recycle.
97%
There is no limit to the amount of times that glass can be recycled!
True
False
False
Ozone Layer
Chlorofluorocarbons
Recycling
In 1990, many countries banned the use of what gases because of their harmful effects on the environment?
97%
There is no limit to the amount of times that glass can be recycled!
True
False
False
Ozone Layer
Chlorofluorocarbons
Recycling
How many times can glass be recycled before it must be thrown away?
97%
There is no limit to the amount of times that glass can be recycled!
True
False
False
Ozone Layer
Chlorofluorocarbons
Recycling
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