BLUE: Alternative Fueled Cars

Why is solar energy a good way to power machines?

• It does not get used up like oil does.

• Solar panels can be put up in many places.

• No pollution is released when using solar energy.

• ALL of the above.

As compared to today, how will life be different in 2056 if something isn't done to reduce gasoline?

• There will be no cars.

• There will be fuel shortages.

• There will not be any pollution.

• The weather is likely to be colder.

What is alternative fuel?

• something unusual

• a different kind of fuel

• a fuel made from grass

• a way to get oil from rock

What is holding people back from using more solar energy?

• The heat from the Sun is too great.

• There's no sunlight in many places.

• The cost of making the cells is too great.

• Solar cells are made from rare ingredients.

Where do scientists hope to get hydrogen to use in cars?

• from space

• from water

• from rocks

• from plants

Why can't people just keep consuming gasoline at the rate they are today?

• The world's supply of gas is limited.

• Gasoline engines will not be built after 2021.

• Gasoline will not be used as much in the future.

• Gasoline will not be able to be manufactured.

Fuel cells that would store hydrogen in cars are similar to ...

• a battery

• a gas tank

• a water tank

• a solar panel

What is the main advantage of ethanol over gasoline?

• It is cheaper

• It comes from a renewable resource

• It changes plant matter into sugar

• All of the above

What is the result of pollution that comes from burning gasoline?

• Earth is warming.

• Glaciers are melting.

• Weather patterns are changing.

• All of the above.

What is an atom?

• A type of fuel

• a source of gasoline

• the animal that releases ethanol

• the smallest unit of a chemical element