Problem: OPTIONS:
- heat energy
- staying warm
- enclose light
- produce light
- absorb heat
- reflect light
- to move people
- protect them
Q: Fact 1: Aflashlight requires a source of electricity to produce light. Fact 2: Lanterns and flashlights are sources of light used for camping. Given the two facts above, what does a lantern use a source of electricity for?
Answer: produce light
Problem: OPTIONS:
- Decreased light intensity
- Something coming from a gland
- matter vibrating
- Temperature changing
- Water vapor cooling
- the Earth being tilted
- raising their temperature
- heat produced
Q: Fact 1: Dilation occurs when cell walls relax. Fact 2: Conversely, a decrease in light intensity causes dilation of the pupils. Given the two facts above, what can cause cell walls to relax?
Answer: Decreased light intensity
Problem: OPTIONS:
- pennies
- h2o
- kinetic energy
- proton flow
- heat energy
- flow of electrons
- Heart rate
- electromagnetic energy
Q: Fact 1: Amagnet moving in a coil of copper wire can cause an electric current. Fact 2: An electrical current is a flow of electrons. Given the two facts above, what can a magnet moving in a coil of copper cause?
Answer:
flow of electrons