Q: Fact 1: Aairplane is used for moving people across bodies of water. Fact 2: Most airplanes use gas turbines. Given the two facts above, _ are used for moving people across bodies of water.?

OPTIONS:
- dolphins
- engines
- gas turbines
- electricity
- streams
- rivers
- arteries
- animal transport

A: gas turbines

Q: Fact 1: Sound can be used for communication by animals. Fact 2: For mating, communication is between individuals of the same organism. Given the two facts above, what do animals use to find a mate?

OPTIONS:
- desire
- sound
- saliva
- humans
- Light
- DNA
- zoos
- gametes

A: sound

Q: Fact 1: Lung cancer is most often caused by exposure to tobacco smoke. Fact 2: Lung cancer is a formation of tumors in the lung. Given the two facts above, what causes lung tumors?

OPTIONS:
- oxidation reaction
- cancer
- Pollution
- rays or beams
- fossil fuels
- diabetes
- Pesticides
- tobacco smoke

A: tobacco smoke

Q: Fact 1: Atape measure is used to measure length. Fact 2: All lengths shown are in inches. Given the two facts above, what is used to measure inches?

OPTIONS:
- A Greek letter
- encoded information
- a granulated cylinder
- a tape measure
- an external framework
- a barometer
- a hydraulic system
- a graduated cylinder

A:
a tape measure