Problem: OPTIONS:
- maples
- PDAs
- A drug.
- copper
- coal
- CO 2
- smoke
- sponges
Q: Fact 1: Most carcinogens cause cancer by producing mutations in DNA. Fact 2: Smoke is full of carcinogens. Given the two facts above, what can cause cancer by producing mutations in DNA?
Answer: smoke

Problem:OPTIONS:
- mildew
- normal water
- Herpes
- normal air
- coal
- mold
- acid
- contact solution

Fact 1: Vinegar can cause harm to the eyes. Fact 2: Vinegar, battery acid, and wine are acids. Given the two facts above, what can cause harm to the eyes?
****
A: acid

Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs. Fact 2: Frogs are amphibians and ducks are aves. Given the two facts above, the first true tetrapods, or vertebrates with four limbs include?
OPTIONS:
- Schwinn
- frogs
- Man
- insects
- mammals
- bats
- Birds
- feet
frogs

Fact 1: Molecules of DNA are encoded with instructions that tell cells what to do. Fact 2: Genes, made of DNA, carry the instructions for building proteins. Given the two facts above, what do genes carry?
OPTIONS:
- pollen
- Energy
- calories
- instructions
- Chemical energy
- fat
- acid
- colors

Answer: instructions

Question: Fact 1: Sweating reduces body heat. Fact 2: Body fluids are lost during fevers because of sweating. Given the two facts above, why do fevers dehydrate?
OPTIONS:
- mild
- metabolism
- infection
- Rise
- get hot
- ligt
- sweat
- virus
Answer: sweat

input: OPTIONS:
- high temperature
- electron transport
- degrees celcius
- surfaces rubbing together
- heat is produced
- degrees Celsius
- depress neuronal excitability
- a tree falling Now, answer this question: Fact 1: Friction causes an object to lose energy. Fact 2: Friction occurs when surfaces rub together. Given the two facts above, what causes an object to lose energy?
A:
output:
surfaces rubbing together