input: OPTIONS:
- animal transport
- kinetic energy
- all animals
- dangerous
- an engine
- objects that have mass
- tropical cyclones
- electricity Now, answer this question: Fact 1: Hurricanes convert heat energy into mechanical energy. Fact 2: Hurricanes A hurricane is a type of tropical cyclone. Given the two facts above, what converts heat energy into mechanical energy?
A:
output: tropical cyclones

Fact 1: Microbial fuel cells convert chemical energy into electrical energy. Fact 2: Electric generators convert mechanical energy into electric energy. Given the two facts above, what do microbial fuel cells and electric generators both create?

OPTIONS:
- sunlight
- electricity
- vehicles
- chemical energy
- Greenhouse gases
- engines
- to move people
- light

Answer: electricity

Problem: OPTIONS:
- pregnancy
- eggs
- growth
- migrate
- gene flow
- disease
- cycles
- sperm
Q: Fact 1: Cell division often causes growth. Fact 2: Cell division produces daughter cells of equal size. Given the two facts above, producing daughter cells of equal size often causes what?
Answer: growth

Problem:OPTIONS:
- copper
- calcium
- carbon
- chemicals
- heat
- iron
- rock
- fossils

Fact 1: Carbon may be stored in sedimentary rock for millions of years. Fact 2: Sedimentary Rocks One of the commonest sedimentary rocks is sandstone. Given the two facts above, what element may be stored in sandstone for millions of years?
****
A: carbon

Fact 1: Roots have primary and secondary meristems for growth in length and width. Fact 2: Axillary bud meristems make branches. Given the two facts above, what do roots turn into?
OPTIONS:
- seeds
- bushes
- burrs
- loose dirt
- allow growth
- branches
- dirt
- Sediment
branches

Fact 1: Sonar is used to find the location of an object. Fact 2: Surface ships use sonar to locate and track submarines. Given the two facts above, how do ships find submarines?
OPTIONS:
- guns
- Computer
- Sight
- move
- Sonar
- sound
- Diving
- Satellite

Answer:
Sonar