Fact 1: Insulated material can be used for keeping warm. Fact 2: Foam type insulations require an overlay board insulation. Given the two facts above, foam materials can be used to keep what?
OPTIONS:
- warmth
- health
- cold
- heat
- power
- rest
- warm
- energy
warm
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Fact 1: Evaporation can be used for separating a solute from a solvent in a solution. Fact 2: Boiling is very rapid evaporization. Given the two facts above, what can be used for separation a solute from a solvent in a solution?
OPTIONS:
- sweating
- liquid
- energy
- water
- heat
- salt
- freezing
- boiling
boiling
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Fact 1: Mollusks are a major food source for other organisms, including humans. Fact 2: Mollusks are invertebrates and are no exception. Given the two facts above, what is a major food source for humans?
OPTIONS:
- poison dart frogs
- honeybees
- barnacles
- intervertebrates
- other humans
- photosynthesis
- the body's largest organ
- Most plants
intervertebrates
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Fact 1: An automobile engine transforms chemical energy into mechanical energy. Fact 2: Automobile engines have a range where they are most efficient. Given the two facts above, the efficiency of an engine range is due to what?
OPTIONS:
- Movement of an air mass
- principals of aerodynamics
- transportation technology
- heat production
- heat is produced
- A transportation fuel
- Inches or fractions of inches.
- chemical to mechanical energy
chemical to mechanical energy
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