What is a drawback to renewable energy
cannot be stored easily, not available all the time
as more carbon dioxide builds up in the air, temperatures slowly increase around the world. What is this called?
Global Warming
Energy released by chemical reactions
chemical
true or false: some forms of renewable energy are very expensive
true
wind is a what?
renewable energy source
name one reason to conserve energy (hint fossil fuels)
limited supply of fossil fuels
ice caps melting causes what in cities along coastal areas?
it causes extra water in the oceans and flooding in cities along coastal areas
what is a benefit of renewable energy?
multiple answers: energy that produces no greenhouse gas emissions from fossil fuels and reduces some types of air pollution
The capacity to do work is known as?
energy
list one form of transportation you can do to mitigate fossil fuels
riding a bike, taking the bus
true or false: our use of fossil fuels is not impacting the earths environment
false
name another good reason to conserve energy (hint environment)
protect the environment
Why is global warming detrimental to the ice caps at the North and South Poles
it causes them to melt
true or false: hydro electricity is clean
true
name one thing you can do in the bathroom to conserve energy
don't run water while you brush your teeth; shorter showers
What is one practice you can do regarding electrical energy to be more eco friendly?
turn off the lights when no one is using them
true or false: our current use of nuclear energy no longer has safety concerns
false
Conserving energy means?
Using less energy, saving energy
True or false: other energy sources can easily replace fossil fuels?
false
burning fossil fuels in cars or by industry pollutes what?
the air we breathe
True or false: large problems can be solved by people doing many little things
true
what chemical do fossil fuels produce when they are burned?
carbon dioxide
Some experts estimate that the world will run out of what within the next 50 years?
fossil fuels
carbon dioxide goes into the air where it prevents the BLANK from Earth's surface from escaping into space
heat