Q: Fact: An example of creating an alternative fuel is turning plant material into fuel
Question: Which of the following is true?
OPTIONS:
- sunlight works best in caves
- fear can fuel motorcycles
- corn can fuel public transit
- rice can never be used as fuel

A: corn can fuel public transit

Q: Fact: most canyons are formed by flowing rivers through erosion over long periods of time
Question: A mighty river flows through an area for millennia. Afterwards, it can be noted that where there once were shallow rivers, there are now
OPTIONS:
- massive canyons
- large bricks
- old socks
- small creeks

A: massive canyons

Q: Fact: wind is used for producing electricity
Question: A remote device may be powered by
OPTIONS:
- a burning flame
- a gusting breeze
- a running sheep
- a small explosion

A: a gusting breeze

Q: Fact: a flower is a source of nectar
Question: What is a source of nectar?
OPTIONS:
- daffodils
- flower toys
- sunlight
- groundwater

A:
daffodils