input with options: Fact 1: Contact between rocks over long periods of time causes rocks to smooth. Fact 2: Because of the big wave action, the rocks are very smooth. Given the two facts above, wave action causes?
OPTIONS:
- fissures of hot, acidic water
- contact between rocks
- Animal survival
- Electrical energy
- scattered light
- flow of electrons
- electromagnetic energy
- energy of moving objects
output: contact between rocks

Q: Fact 1: Coral reefs provide food and shelter to many ocean organisms. Fact 2: Oceanic organisms other than fish, such as manatees and clams, are also subjects of the poems. Given the two facts above, what provides food and shelter to many fish?

OPTIONS:
- coral reefs
- deltas
- hermit crabs
- ocean sand
- dried coral
- swamp vegetation
- salt and water.
- loose soil

A: coral reefs

input: OPTIONS:
- the sun's energy
- The tilt in its rotating axis.
- high temperature
- Weather in space
- Vertical movement
- Greenhouse gases
- Spinning backwards
- wind and erosion Now, answer this question: Fact 1: The Earth being tilted on its rotating axis causes seasons. Fact 2: Weather changes from season to season. Given the two facts above, what causes weather changes on Earth? ?
A:
output: The tilt in its rotating axis.

Fact 1: Ablack hole is formed by a high-mass star collapses. Fact 2: Collapsed stars are dead stars. Given the two facts above, black holes are formed from _ stars.?

OPTIONS:
- small
- dead
- new
- SO2
- deadly
- gas
- matter
- falling

Answer: dead

Problem: OPTIONS:
- pond ripples
- pond scum
- chemical changes
- heat energy
- kinetic energy
- activation energy
- color changes
- towels fluffed
Q: Fact 1: Dropping an object into water causes vibrations in the water. Fact 2: Sound vibrations can be compared to pond ripples. Given the two facts above, dropping an object into water causes what?
Answer: pond ripples

Fact 1: Many consumers feed at more than one trophic level. Fact 2: Nuts are also consumed by deer, turkey, foxes, wood ducks and squirrels. Given the two facts above, what can feed at more than one trophic level?

OPTIONS:
- insects
- mammals
- people
- animals
- rabbit
- chickens
- wood ducks
- humans

Answer:
wood ducks