Problem:OPTIONS:
- cells
- organic
- inorganic
- complex
- Vibrates
- warm
- properties
- similar

Fact 1: Hormones are chemical messengers that control many body functions. Fact 2: Neurotransmitters are chemical messengers in the brain. Given the two facts above, neurotransmitters and hormones are what in their function?
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A: similar

Problem:OPTIONS:
- rivers
- body water
- heat energy
- erosion
- streams.
- detritus
- streams
- loose soil

Fact 1: Aglacier causes mechanical weathering. Fact 2: Mechanical weathering produces detritus. Given the two facts above, which of the following can glaciers produce?
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A: detritus

Problem:OPTIONS:
- tectonic plates being pushed together
- To avoid death
- converting electricity to heat
- electrons rather than light
- refraction of light
- ability to sense light
- It gets more light
- a hemisphere is tilted away from the sun

Fact 1: An electron microscope is used for seeing very small objects by making them appear bigger. Fact 2: Microscopes that use electrons rather than light are called electron microscopes. Given the two facts above, how can you see objects and make them appear bigger?
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A: electrons rather than light

Problem:OPTIONS:
- light
- heat
- energy
- a shockwave
- organ
- messengers
- waves
- a chime

Fact 1: Adoorbell converts electrical energy into sound. Fact 2: After a beat, the door chime sounds. Given the two facts above, what does a doorbell convert electrical energy into?
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A:
a chime