input: OPTIONS:
- movement
- engines
- warmth
- mines
- Marble.
- an object
- forces
- sweating Now, answer this question: Fact 1: Extreme heat and pressure change rock into metamorphic rock. Fact 2: Marble Marble is a metamorphic rock. Given the two facts above, what can extreme heat pressure create? ?
A:
output: Marble.

Fact 1: Pneumonia may be caused by an infection or injury of the lungs. Fact 2: Infections of the lungs can be caused by bacteria, viruses or fungi. Given the two facts above, pneumonia may be caused by viruses or ?

OPTIONS:
- bacteria
- a hazard
- cold weather
- humidity
- mildew
- PDAs
- injury
- methane

Answer: injury

Problem: OPTIONS:
- animals in the class aves
- barks and snarls
- passenger pigeons
- Something that is self-aware
- Generating heat
- retaining heat
- absorb light energy
- it keeps an organism warm
Q: Fact 1: Birds are endothermic tetrapod vertebrates. Fact 2: Class Aves is for the birds, literally. Given the two facts above, what kind of animal would be an endothermic tetrapod vertebrate?
Answer: animals in the class aves

Problem:OPTIONS:
- animals
- dermis
- humans
- bears
- whales
- goats
- insects
- h2o

Fact 1: Mammals have a layer of fat under the skin to help insulate the body. Fact 2: All whales are mammals. Given the two facts above, what have a layer of fat under the skin to help insulate the body?
****
A: whales

Fact 1: The emission of sulfur dioxide causes acid rain. Fact 2: An erupting volcano emits sulfur dioxide. Given the two facts above, what causes acid rain?
OPTIONS:
- Pesticides
- fossil fuels
- remains of prehistoric life
- chlorofluorocarbons
- energy of moving objects
- an erupting volcano
- harmful substances
- forest is destroyed
an erupting volcano

Fact 1: Viruses cause many human diseases. Fact 2: Examples include influenza, rabies, HIV, and Herpes viruses. Given the two facts above, what causes human disease?
OPTIONS:
- HPV
- UV
- minerals
- Tamiflu
- mold
- HIV
- human growth
- CFCs

Answer:
HIV