Q: Fact 1: If gas is heated then that gas will expand. Fact 2: Chlorine is a type of Green Cross gas. Given the two facts above, what will expand when heated? | OPTIONS:
- arteries
- water vapor
- breathing
- viewing
- condensation
- a prism
- glass
- chlorine
A: chlorine

Q: Fact 1: Weathering means breaking down rocks from larger whole into smaller pieces by weather. Fact 2: When rocks are weathered and eroded they break down into smaller pieces of rocks and minerals. Given the two facts above, weathering means eroding rocks down into what pieces of minerals? | OPTIONS:
- similar
- sand
- small
- soils
- smaller
- larger
- calcite
- bigger
A: smaller

Q: Fact 1: Chordates have a complete digestive system and a closed circulatory system. Fact 2: Shock is a disruption of the circulatory system. Given the two facts above, what can chordates go through? | OPTIONS:
- disease
- loss
- skin
- alveoli
- death
- painful
- shock
- illness
A: shock

Q: Fact 1: Erosion can cause a landslide. Fact 2: Landslides can cerate large crevasses and reroute streams and rivers causing flash floods. Given the two facts above, erosion can cause ? | OPTIONS:
- Sediment
- erosion
- Pollution
- friction
- loose soil
- crevasses
- deforestation
- detritus
A: crevasses