Fact 1: Ejaculation occurs when muscle contractions propel sperm from the epididymes. Fact 2: An ejaculation occurs as the muscles around the prostate gland and the penis contract. Given the two facts above, what happens when muscles around the prostate gland contracts?
OPTIONS:
- preventing heat transfer
- The bending of a ray of light
- Generating heat
- Warm air moving into cold air
- Sperm leaves the epidiymes
- heat produced
- Release energy
- rapid expansion
Sperm leaves the epidiymes
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Fact 1: Carbon may be stored in sedimentary rock for millions of years. Fact 2: Limestones are a common type of sedimentary rock. Given the two facts above, what may be stored in limestone for millions of years?
OPTIONS:
- dark matter
- chemicals
- still-living organisms
- nothing
- fossils
- matter
- carbon
- Energy
carbon
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Fact 1: Pathogens can cause disease. Fact 2: Legionnaires' disease is a serious disease. Given the two facts above, pathogens can cause what?
OPTIONS:
- smallpox
- symptoms
- killing insects
- type 1 diabetes
- a broken arm
- Legionnaires'
- plantar fasciitis
- influenza
Legionnaires'
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Fact 1: Sinkholes are formed by precipitation. Fact 2: Eventually, the sinkhole collapses into cavern. Given the two facts above, what are formed by precipitation?
OPTIONS:
- streams.
- clouds
- Sediment
- caverns
- streams
- rivers
- watershed
- rocks
caverns
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