Question | Answer |
What is another name for wind mills? | wind turbines |
What is a major disadvantage of solar power? | cost |
What is an example of a non-renewable energy resource? | solar |
What element is primarily used with nuclear power? | Uranium (U) |
What gas does burning fossil fuels release? | carbon dioxide |
What is the best advantage of fossil fuels? | they produce a large amount of energy |
What is petroleum also known as? | crude oil |
What does most of the energy used in the US come from? | fossil fuels |
What is another name for hydroelectric? | water power |
How can solar panels be effective at night? | batteries |
What does wind energy harness? | the energy of moving air |
What is geothermal energy? | heat energy from inside the Earth that can be used to heat buildings and produce electricity |
What is mechanical energy? | the sum of potential and kinetic energy of an object |
How is nuclear energy created? | by breaking apart atoms |
What is biomass? | any material from living things that can be used as an energy source |
What converts light energy into electricity? | photovoltaic/solar cells |
What is a reservoir? | an artificial lake created by a dam |
What is global warming? | the trend of rising average temperatures around the world |
What are renewable energy resources? | resources that can be replaced as they are used or cannot be used up |
What is ethanol? | a biomass fuel that can be made from fermented corn |
What are the 3 states of matter? | solid, liquid & gas |
What are 3 examples of fossil fuels using each state of matter? | coal-solid, petroleum-liquid, natural gas-gas |
What is a non-renewable energy resource? | a resource that cannot be replaced as it is used and it takes millions of years to be created |
What is required to have geothermal energy? | volcanically active grounds |
What country is famous for its geothermal energy use? | Iceland |
What are two different types of solar technology? | solar panels & solar reflector |
What is an advantage of solar power? | no pollution and sun is reliable |
Where are wind turbines located? | in windy places or off shore |
What is an advantage of wind turbines? | no pollution or global warming |
What is a disadvantage of wind turbines? | loud and it kills animals |
How is water collected and used to create hydroelectric power? | water is collected by a dam and the water moves turbines to power generators |
What is an advantage of hydroelectric power? | no pollution or global warming |
What is a disadvantage of hydroelectric power? | areas/habitats can be flooded |
Is nuclear power a renewable or nonrenewable energy resource? | nonrenewable |
What is an advantage of nuclear power? | powerful |
What is a disadvantage of nuclear power? | nuclear waste |
List 3 fossil fuels. | coal, petroleum & natural gas |
How do fossil fuels impact our environment? | extracting them destroys habitats & when burned they contribute to global warming and climate change |
Why are fossil fuels so important? | they power our modern world |