input: OPTIONS:
- Clouds
- Planets
- rainfall
- friction
- Gravity
- sun's heat
- Dirt
- forces Now, answer this question: Fact 1: Gravity pulls objects towards planets. Fact 2: Because of gravitation, objects that are on or near the earth are pulled toward it. Given the two facts above, what causes water to stay on earth's surface?
A:
output: Gravity

Fact 1: Acactus stem is used for storing water. Fact 2: H2O is the scientific name for water. Given the two facts above, what can a cactus stem store?

OPTIONS:
- hydrogen
- CO2
- h2o
- H20
- O2
- liquid gold
- thorns
- rain

Answer: h2o

Problem: OPTIONS:
- bioaerosols
- Ribosomes
- glucose
- seeds
- heat energy
- Energy
- hydrocarbons
- layers of fat
Q: Fact 1: Ribosomes are sites where proteins are made. Fact 2: Soy protein is a complete protein. Given the two facts above, what does soy contain?
Answer: Ribosomes

Problem:OPTIONS:
- pollen
- wind
- Proteins
- warmth
- sunlight
- food
- cold
- rain

Fact 1: An egg requires warmth to survive. Fact 2: Eggs depend upon body warmth to incubate. Given the two facts above, what does incubation require?
****
A: warmth

Fact 1: Being exposed to wind can cause erosion of soil. Fact 2: Water erosion has similar consequences as wind erosion. Given the two facts above, water can have similar consequences on soil like?
OPTIONS:
- wind
- death
- Injury
- sunlight
- force
- harm
- animal fur
- trees
wind

Fact 1: Melting is when solids are heated above their melting point. Fact 2: Softer melt point wax is used to produce an even burning candle. Given the two facts above, what allows candles to burn and wax to melt?
OPTIONS:
- nektar
- lids
- energy
- sugar
- heat
- displays
- jars
- power

Answer:
heat