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Q 1/38
Score 0
Burning fossil fuels puts too much carbon dioxide into our _____ (the air surrounding our planet).
30
Atmosphere
Q 2/38
Score 0
Electrical energy can be stored in a ___.
30
Battery
38 questions
Q.
Burning fossil fuels puts too much carbon dioxide into our _____ (the air surrounding our planet).
1
30 sec
Q.
Electrical energy can be stored in a ___.
2
30 sec
Q.
Energy source that uses energy from organic matter (living things) to produce steam to spin a turbine when burnt. (Renewable)
3
30 sec
Q.
Plant materials and animal waste used as fuel.
4
30 sec
Q.
What is the greenhouse gas emitted when you burn fossil fuels?
5
30 sec
Q.
We often call renewable energy technologies "___" or "green" because they produce few if any pollutants.
6
30 sec
Q.
Solid fossil fuel (non-renewable) burned for power. Creates pollution.
7
30 sec
Q.
Energy ___ means that you do not use energy when you do not have to.
8
30 sec
Q.
All of our trash and pollution must stay with us on board our "Spaceship ___".
9
30 sec
Q.
___ cars get their energy from electric energy stored in batteries. When the battery runs out, it must be recharged by plugging the car into an electric power outlet.
10
30 sec
Q.
Non-renewable energy source created by Earths pressure
11
30 sec
Q.
Today, we primarily use ___ ___ to heat and power our homes and fuel our cars.
12
30 sec
Q.
What is the main source of electricity currently used throughout the world?
13
30 sec
Q.
A turbine spins a ___ to produce electricity.
14
30 sec
Q.
How a typical power plant creates electricity (the final step): In the end, a big magnet spins around a coil of wire. This is called a ___.
15
30 sec
Q.
Energy source that uses the heat below the Earth's surface to produce steam to spin a turbine. (Renewable)
16
30 sec
Q.
We stop or slow ___ warming by changing the way we use energy and stop burning fossil fuels
17
30 sec
Q.
What is the name of the gases in the atmosphere that trap in heat?
18
30 sec
Q.
Energy source that uses moving water to spin the turbine directly. (Renewable)
19
30 sec
Q.
Gas fossil fuel (non-renewable) burned for power. Creates pollution
20
30 sec
Q.
Fossil fuels are called___, which means they eventually will run out.
21
30 sec
Q.
Fuels that can NOT be reformed during a lifetime are said to be ___.
22
30 sec
Q.
Non-renewable energy source created by splitting uranium to produce heat.
23
30 sec
Q.
Liquid fossil fuel (non-renewable) burned for power. Creates pollution
24
30 sec
Q.
Electricity generated from renewable energy sources would be better for the planet because it produces little or no air ___ and will not run out.
25
30 sec
Q.
What do fossil fuels come from?
26
30 sec
Q.
____ energy comes from sources that are infinite like the sun, wind, and water, or from sources that replenish themselves naturally like geothermal and biomass.
27
30 sec
Q.
What is the name for energy that will never run out?
28
30 sec
Q.
Energy source that uses the heat or light energy from the Sun to form electricity. (Renewable)
29
30 sec
Q.
One way to create electricity from the sun is by focusing sunlight onto a pipe or tower using mirrors. The pipe gets so hot that it can boil water into steam. This type of energy is called ___.
30
30 sec
Q.
How a typical power plant creates electricity (step 1): The thermal energy produced by burning coal is used to boil water, making ___.
31
30 sec
Q.
The source of solar power
32
30 sec
Q.
Able to supply our needs today without harming future generation's needs; using a resource so that the resource is not depleted or permanently damaged
33
30 sec
Q.
A device which blades are turned by a force (that of wind, water, or steam).
34
30 sec
Q.
How a typical power plant creates electricity (step 2): After step 1, the boiling of water, the blades of a big fan spin. These blades are called ____.
35
30 sec
Q.
What is hydroelectricity / hydropower?
36
30 sec
Q.
Energy source that uses moving air directly to spin a turbine. (Renewable)
37
30 sec
Q.
When the sun heats the air above the land, it rises and expands. Cooler air quickly moves in to fill the space left by the elevated air and this motion produces ___.
