What is a natural resource?
something in nature or a part of nature that we can use
What are fossil fuels?
remains of ancient life that we use for energy
How can you help to conserve natural resources?
- 1- use renewable resources
- 2- conserve water
- 3- walk, ride a bike, etc.
List 3 non-renewable resources
- 1- oil
- 2- coal
- 3- natural gas
What causes acid precipitation?
when air pollution from fossil fuels react with water in the atmosphere (destroys food chains)
List 5 renewable resources?
- 1- hydroelectric
- 2- solar
- 3- windpower
- 4- nuclear
- 5- geothermal
List one advantage and one disadvantage for each renewable resource
- *ALL DO NOT POLLUTE AIR
- 1- destrpys habitats
- 2- expensive
- 3- need lots of space
- 4- dangerous
- 5- have to live in a volcanically active place
Describe the greenhouse effect
Earths atmosphere traps some light & changes it to heat
What gas is causing the greenhouse effect to become more intense
Most air pollution results from the..
burning of fossil fuels
The 3 "R"s of conservation are
reduce, reuse, recycle
Substances that provide energy as a result of a chemical change are called
Energy coservation means
reduce the amount of energy that you dont really need to use
The % of energy that is actually used to perform work
This fossil fuel are the remaints of ancient, decayed plants-tiny creatures-
In the US the most commonly used fossil fuel is
.....still produces pollution, but is the cleanest burning fossil fuel
another form of oil
material that helps block the transfer of heat between into and out of a building is
List 6 sources of indoor air pollution
- 1- carbon monoxide
- 2- pet dander
- 3- second hand smoke
- 4- dust mites
- 5- bacteria
- 6- cleaning products
- 7- mold
- 8- pesticides
- 9- gas fumes
- 10- dust
a radioactive gas that is naturally produced by soil & rock
5 consequences of continued global warming are:
- 1- melting ice caps
- 2- stronger storms
- 3- sea levels rise
- 4- changes in rainfall
- 5- species die out
responsible for the depletion of the ozone layer
...odorless, colorless, poisonous gas produced by the...
carbon monoxide, burning of fossil fuels
water that collects between particles of soil and rock
waste materials that are harmful to humans are called
why is the loss of ice at the poles a disturbing trend and what does it suggest for the future?
more light is absorbed
how could global warming trigger another ice age?
melting water disrupts air and water currents
if mountain glaciers were to disappearwhat consequences would that mean for 40% of the world
no fresh water
what is the relationship between carbon dioxide and global temperature?
when one goes up so does the other