Q: Fact 1: Cycles of freezing and thawing water cause ice wedging. Fact 2: The fact is that ice seldom freezes or thaws at a uniform rate. Given the two facts above, what is the rate of ice wedging?

OPTIONS:
- In the winter
- erosion
- mechanical
- Physical weathering
- Dilution
- friction
- it fluctuates
- kinetic

A: it fluctuates

Q: Fact 1: The surface of a beach is formed by mechanical weathering. Fact 2: And that sand is available to redeposit on the beaches. Given the two facts above, what is formed by mechanical weathering?

OPTIONS:
- planets
- coral
- calcium
- ore
- sand
- soils
- tube
- peat

A: sand

Q: Fact 1: Cold fronts cause thunderstorms as they pass by. Fact 2: Fog is common in the cold air ahead of the front. Given the two facts above, when is fog common?

OPTIONS:
- summer end
- before thunderstorms
- The area was once underwater
- dry and hot
- It used to be covered by water
- never
- outer space
- under water

A: before thunderstorms

Q: Fact 1: Preventing the transfer of heat from an organims 's body causes that organism to keep warm. Fact 2: Heat is a manifestation of energy. Given the two facts above, preventing the transfer of energy from an organism's body does what?

OPTIONS:
- exposure to cold
- depress neuronal excitability
- makes the organism cold
- keeps the organism warm
- makes the organism live longer
- To avoid death
- makes the organism hungry
- protect them

A:
keeps the organism warm