Fact 1: The vanes rotating in an electric fan causes air to move. Fact 2: Air molecules move slowly when they are cool. Given the two facts above, vanes rotating in an electric fan causes air molecules to what?

OPTIONS:
- cool
- heat
- Slow.
- slow
- fly
- Move
- expand
- motion

Answer: cool

Problem: OPTIONS:
- kalenchoes
- sun
- liver cancer
- black hole
- sea squirts
- layers of fat
- stars
- ocean
Q: Fact 1: If an object is black then that object absorbs all visible light. Fact 2: Black holes emit no light. Given the two facts above, what are not visible?
Answer: black hole

Problem:OPTIONS:
- evolving
- protect them
- recycling
- ligt
- animals
- ferns
- trees
- heat

Fact 1: Biodiversity increases the productivity and stability of ecosystems. Fact 2: Biodiversity is an incredibly powerful force that keeps species evolving. Given the two facts above, a force that keeps species what increases the productivity and stability of ecosystems?
****
A: evolving

Fact 1: Mutations are essential for evolution to occur. Fact 2: Besides, evolution means stronger members of the species survive. Given the two facts above, what helps species grow stronger?
OPTIONS:
- weakness
- layers of fat
- a cuticle
- exercise
- pain
- mutations
- pleasure
- roots
mutations

Fact 1: An egg requires warmth to survive. Fact 2: And humans do come from eggs, eggs without shells, they are called ovum. Given the two facts above, what do some ovum require to survive?
OPTIONS:
- sperm
- Proteins
- glycogen
- sugar
- hormones
- nutrients
- warmth
- food

Answer: warmth

input with options: Fact 1: Poison causes harm to living things. Fact 2: Birds, like all living things, have intrinsic value. Given the two facts above, what causes harm to birds?
OPTIONS:
- pesticide
- poison
- toxins
- food
- water
- chemicals
- life
- parasites
output:
poison