heat lessons lesson 2

Cards (16)

what do we require to heat our homes?
energy and insulation
energy is renewable and non-renewable
what is non-renewable energy?
energy that was made of non-renewable resources
what are fossil fuels?
very compressed plant and animal matter that has formed over millions of years
what is nuclear power?
nuclear power plants use uranium to create energy. they make uranium rods which is a purified form of uranium
what is renewable energy?
renewable energy is derived from resources that are not consumed when used
what affects dams? 
they affect environment downstream and when a dam is first constructed, it floods the area, and destroys the ecosystem
what are windmills? 
windmills absorb the impact of wind.
what are solar panels?
sonar panels require silicon, which requires mining which is damage to the environment
what is geothermal? 
uses a pump to pull gases from under the ground to help heat/cool your home
how is heat wasted?
any time we use energy there will always be some energy lost due to heat
what is temperature? 
the measure of the average energy of all the particles in a solid gas or liquid
what is heating? 
is that we are increasing the average energy of particles
what is thermal energy?
the total energy of all the moving particles in a solid liquid or gas
what is insulation? 
helps reduce heat transfer in and out of your house
what are the 4 types of insulation?
blown-in foam, batt or rolled insulation, code board, spray foam