Q: The turbine of a windmill spins and creates what? A:
OPTIONS:
- grains
- pollution
- lightning
- electricity
electricity
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Q: Positive charges move in the direction of the electric field and the same direction as what current? A:
OPTIONS:
- alternating current
- direct current
- relativity current
- conventional current
conventional current
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Q: When a lower energy level is ______ electrons are added to the next higher energy level. A:
OPTIONS:
- unbalanced
- ready
- empty
- full
full
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Q: What element enters the body when an organism breathes? A:
OPTIONS:
- helium
- water
- methane
- oxygen
oxygen
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