Chapter 21 Vocabulary Words/Main ideas Flashcards
Are products used on crops to control insects nod other pest.
Pesticides
Any dirty or harmful substance in the environment.
Pollution
Rain that is far more acidic than normal.
Acid rain
A yellow-brown haze that forms when sunlight reacts with air pollution.
Smog
A shield that protects living things from ultraviolet.
Ozone layer
Is the trapping of heat by carbon dioxide and other gases in the air.
Greenhouse effect
A rise in the earths temperatures.
Global warming
Is Huge pits where wastes are dumped and buried.
Landfills
Human-made liquid or solid waste that may endanger human health or the environment.
Hazardous waste
Is the governmental agency that is committed to protecting the environment
Environment protection agency
Is broken down easily in the environment.
Biodegradable
Substance that cannot be replaced once they are used.
Non-renewable resources
Is the saving of resources.
Conservation
Reducing waste before it occurs
Precycling
Explain what pollution is.
Pollution is any dirty or harmful substance in the environment
Identify what contributes to air,water,and land pollution.
Pesticides,Acid rain,Smog,Hazardous waste.
Recognize how pollution affects the environment
It kills animals
Describe the three Rs:reduce,reuse,recycle.
Reduce-use something that is reuse-able
Reuse-use something that can be washed and reused
Recycle-recycle it if you can’t use it any more
Explain actions individuals can take to protect the environment.
Plant trees,don’t burn trash
Identify nonrenewable resources
Gas,oil,coal,gold
Identify what contributes to air,water,and pollution.
Burning fossil fuels,chemicals,acid rain,smog,ozone layer,greenhouse effect,global warming,
