Fact 1: Heat can change the state of matter. Fact 2: Heat flows from warm to cold. Given the two facts above, flowing from cold to warm can change the state of what?

OPTIONS:
- energy
- matter
- society
- cold
- Energy.
- climate
- an object
- warm

Answer: matter

Problem: OPTIONS:
- engines
- light
- temperature
- climate
- energy
- calcite
- oil
- wind
Q: Fact 1: Electricity sometimes is used for heating buildings. Fact 2: Electrical energy is also energy. Given the two facts above, what is used for heating buildings?
Answer: energy

Problem:OPTIONS:
- Most plants
- nematodes
- planets
- bacteria
- insects
- the Sun
- ferns
- humans

Fact 1: Roundworms reproduce sexually. Fact 2: Nematodes are millimeter-sized roundworms. Given the two facts above, what reproduces sexually?
****
A: nematodes

Fact 1: Macroevolution is evolution over geologic time above the level of the species. Fact 2: Species consist of groups of interbreeding populations. Given the two facts above, macroevolution is evolution over what time scale above the level of interbreeding populations?
OPTIONS:
- ligt
- relocation
- minutes
- graptolites
- Most plants
- geologic
- standard clock
- 24-hour
geologic

Fact 1: Balance is the ability to sense and maintain body position. Fact 2: Inner ear problems can affect balance. Given the two facts above, what can affect ability to sense and maintain body position?
OPTIONS:
- ear canal
- colors of the spectrum
- movement of tectonic plates
- inner ear problems
- energy of moving objects
- ear wax buildup
- pierced ears
- Electrical energy

Answer: inner ear problems

input with options: Fact 1: Some parasites live on the surface of their host. Fact 2: Leeches are external parasites. Given the two facts above, where do leeches live in relation to their hosts?
OPTIONS:
- In their beds
- body water
- competing for resources
- In their shoes
- loose soil
- In their intestines
- important habitats
- On their surface
output:
On their surface