Q: Fact: treating water is used to remove harmful substances before drinking
Question: The water treatment plant boiled all the water that came to them for what reason?
OPTIONS:
- add oxygen
- add health benefits
- to eliminate substances
- mix the water

A: to eliminate substances

Q: Fact: as the smoothness of something increases , the friction of that something will decrease when its surface moves against another surface
Question: As an airboat moves from grass to water it will
OPTIONS:
- blow up
- sink
- speed up
- slow down

A: speed up

Q: Fact: recycling nonrenewable resources has a positive impact on the conservation of those resources
Question: To positively impact the environment
OPTIONS:
- toss plastic bottles in trash receptacles
- use plastic knives and forks for every meal
- scrap metal from old buildings is processed to be used for new construction
- buy a less fuel efficient car

A: scrap metal from old buildings is processed to be used for new construction

Q: Fact: Matter in the gas phase has variable volume
Question: Matter in the gas phase has
OPTIONS:
- fluctuating volume
- turned up volume
- turned down volume
- steady volume

A:
fluctuating volume