Q: Fact 1: Astove is used for cooking by generating heat. Fact 2: Gas is the source of energy for heating water and for the stove. Given the two facts above, what does a stove use to cook? | OPTIONS:
- fire
- wood
- Water
- oil
- food
- Nitrogen
- Gas
- h20
A: Gas

Q: Fact 1: Roundworms reproduce sexually. Fact 2: Nematodes are millimeter-sized roundworms. Given the two facts above, what reproduces sexually? | OPTIONS:
- Most plants
- nematodes
- planets
- bacteria
- insects
- the Sun
- ferns
- humans
A: nematodes

Q: Fact 1: Evaporation of sweat uses energy, and the energy comes from body heat. Fact 2: Diaphoresis is a fancy medical term for perspiration or sweating. Given the two facts above, which of the following uses energy that comes from body heat? | OPTIONS:
- kinetic energy
- evaporation of perspiration
- kinetic friction
- evaporation of snow
- Transfers energy
- a rock rolling down a hill
- a fire burning near a campsite
- converting mass to energy
A: evaporation of perspiration

Q: Fact 1: Ethologists usually study how animals behave in their natural environment. Fact 2: Ethologists study animal behavior. Given the two facts above, what usually studies how animals behave in their natural environment? | OPTIONS:
- psychologists
- zookeepers
- looseness of dirt or compost
- it's state
- that material's properties
- teachers
- sensory neurons
- animal behaviorists
A: animal behaviorists