Electricity Flashcards
What is thermal energy
The kinetic energy of the moving particles of a substance.
The highter the temperature…
… the faster the molecules move
The lower the temperature…
…the slower the molecules move
Thermal energy is related to what?
Mass
What is heat?
Thermal energy on the move.
Heating a cup of water in the microwave
Radiation
Conduction is…
The transfer of heat by direct contact.
Convection is…
The transfer of heat through water
Radiation is…
The transfer of heat through waves.
How does radiation travel
waves
How does convection travel
water
How does conduction travel
direct contact
heat is
The transfer of thermal energy from warmer objects to cooler ones
the sun makes you hot
radiation
most of our electricity comes from
fossil fuels
what is geothermal electricity
electricity from hot liquids deep inside the earth
what type of circuit is easier to repair
parallel
series circuit has how many paths
1
parallel circuits have_________ paths(s) to follow
more than one
are series circuits easier to repair
no
hydropower is
electricity generated from water
what is the most efficient electricity generator
solar power
are nuclear power plants dangerous
yes. They can release nuclear enregy
how many types of circuits are there
2
