Earth's Resources Flashcards
(38 cards)
an energy source is…
where the light,heat,and electricity people use come from
Solar Energy is…
any form of energy radiated from the sun
coal is…
formed from plants that lived 300 million years ago (its also a hard, black substance)
efficiency is…
efficiency is the amount of usual energy compared with the total amount of energy used to produce the usable energy
oil is…
thick, black liquid that forms from decaying plants and animals
pollution is…
a harmful addition to the natural environment
natural gas is…
a mixture of gases formed from marine organisms
natural resources are…
any resources people take from the Earth
geothermal energy is…
heat energy from inside the Earth
nonrenewable resources are…
any material taken from earth that takes a long time to replace, or cannot be replaced
hydroelectric power is…
energy from falling or running water that gets changed into energy
weather is…
the day to day conditions of the atmosphere in an area
abrasion is…
the slow scarping away of land by tiny rock pieces carried by wind
humidity is…
the amount of water vapor in the air
renewable resources are…
materials taken from the earth that can be replaced in a relatively short time
conservation is…
the wise use of natural resources
nuclear fuel is…
a source of energy in a nuclear power plant
recycling is…
making new products by reusing materials that would be thrown away
fusion is…
the joining of two nuclei to make a neclues with a larger mass
synthetic is…
a material made artificially
erosion is..
the wearing away of the land and carrying away pieces of the land
dew point is…
the temperature at which condensation occurs
deposition is…
the dropping off of soil and rock pieces in new places
The Coriolis effect is…
the shift in wind direction caused by the Earth’s rotation
