input: OPTIONS:
- heating liquids
- friction
- It gets heated up
- incineration
- heat energy
- flow of electrons
- Electrical energy
- Energy. Now, answer this question: Fact 1: High temperatures can cause an object to combust. Fact 2: Incineration requires very high temperatures for efficient combustion. Given the two facts above, what causes an object to combust?
A:
output: incineration

input: OPTIONS:
- Chemical energy
- aquatic life
- clouds
- solid, liquid, gas
- energy of moving objects
- wavelengths and photons
- dark colored rock
- polar caps Now, answer this question: Fact 1: Absorbing sunlight causes objects to heat. Fact 2: More sunlight is absorbed by the dark colored rock. Given the two facts above, which objects are heated arter natural absorption of solar light?
A:
output: dark colored rock

input: OPTIONS:
- grave error
- an object
- a gravity drain
- mass grave
- deoxyribonucleic acid
- Physical weathering
- gravity depletion
- hydrogen and oxygen Now, answer this question: Fact 1: Ablack hole is formed by a high-mass star collapses. Fact 2: Essentially, a black hole is a gravity drain. Given the two facts above, what is formed by a high-mass star collapses?
A:
output:
a gravity drain