Q: Fact 1: Contact between rocks over long periods of time causes rocks to smooth. Fact 2: Smoothed, grooved and polished rocks are produced by glacial erosion. Given the two facts above, what is erosion?

OPTIONS:
- moonlight
- looseness of dirt or compost
- permineralization
- water vapor
- fog
- The area was once underwater
- fissures of hot, acidic water
- contact between rocks

A: contact between rocks

Q: Fact 1: When a hemisphere is tilted towards the sun , that hemisphere receives more direct sunlight. Fact 2: Direct sunlight burns foliage. Given the two facts above, when a hemisphere is tilted towards the sun , that hemisphere has more what?

OPTIONS:
- photons
- flow of electrons
- heat energy
- rays or beams
- Temperature
- Energy.
- reflecting light
- burned foliage

A: burned foliage

Q: Fact 1: Aplant requires nutrients to grow. Fact 2: All plants are of bush type. Given the two facts above, what requires nutrients to grow?

OPTIONS:
- water
- humans
- Oak
- Conifers
- clouds
- bushes
- vitamins
- cows

A: bushes

Q: Fact 1: Arthropods have a life cycle with sexual reproduction. Fact 2: Sexual reproduction mixes the genes up more than is possible with asexual reproduction. Given the two facts above, arthropods have a life cycle with what?

OPTIONS:
- rapid expansion
- survival
- aerobic capacity
- food and shelter
- an organism's body
- reproduce
- barnacles
- mixing genes up

A:
mixing genes up