Fact 1: When the body is hot , sweat is produced to cool the body. Fact 2: Humans use evaporation of water, sweat, to cool their bodies. Given the two facts above, what is used to cool the body?
OPTIONS:
- vaporization
- exercise
- Animal fur
- magnetism
- Solar energy
- dry and hot
- sun
- evaporation

Answer: evaporation

Fact 1: When a hemisphere is tilted away from the sun , that hemisphere receives less direct sunlight. Fact 2: With less sunlight, the forest is cooler and wetter. Given the two facts above, what effect will a hemispheric tilt away from the sun have on the forests there?
OPTIONS:
- higher heat
- more sunlight
- competing for resources
- massive damage
- deforestation
- colder and wetter
- further north
- Physical weathering

Answer: colder and wetter

Fact 1: Coal is used for generating heat by burning. Fact 2: Coal releases mercury when it is burned. Given the two facts above, what can release mercury into the atmosphere? ?
OPTIONS:
- smoking tobacco
- hydrogen and oxygen
- flow of electrons
- cigarettes
- chemical reaction
- an engine
- generating heat
- one celled organisms

Answer:
generating heat