WorksheetsQuiz Review 8.2
Total questions: 10
Worksheet time: 5mins
Which of these is NOT a common source of chemical energy used in homes?
coal
electricity
natural gas
oil
form of energy found in long-buried plants and animals
renewable energy
fossil fuels
radioactivity
chemical energy
lakes of oil deep in the earth
coal deposits
oil reservoirs
natural gas
propane
Which of these is NOT a way that oil gets out of a well?
It spews out due to pressure
It is dug out by miners.
It is pumped out.
form of energy made of dead plants that turned to carbon
coal
oil
natural gas
blubber
methane gas made from fossil fuels in the earth
coal
oil
natural gas
hydrogen
energy found in the nucleus of a single atom
hydropower
nuclear energy
nuclear fission
hydroelectrics
the process of splitting atoms to release energy
hydropower
nuclear energy
nuclear fission
hydroelectrics
elements that produce nuclear energy naturally
radioactive elements
lanthanides
actinides
alkali metals
Why are radioactive elements potentially dangerous?
They can be poisonous.
They harm cells.
Their energy is toxic.
They might spontaneously combust.
