If fanning a fire helps it to continue burning, then what can help a fire to continue burning? Answer choices: - energy - Conifers - Boiling water - Extinguishing it - Fanning it - bamboo - Removing fuel - sweating
Fanning it

If molds get organic compound from dead organisms, then what do most molds get their organic compounds from? Answer choices: - dead organisms - particles in the air - fossil fuels - aqueous solution - burning coal - living organisms - swamp vegetation - sunlight
dead organisms

Q: If marine fossils are in the interior of a continent because it used to be covered by water, then why are marine fossils in the interior of a continent? Answer choices: - erosion from rivers - It used to be covered by water - They evolved to be land animal - basic building blocks of life - They washed ashore - the wearing away of rock - Land animals ate them - units of heredity
A: It used to be covered by water

Question: If extinction can occur in response to change in environment, then what happens to an environment to cause extinction? Answer choices: - relocation - changes - rain - exposure - forces - wind - Pollution - discovery
Answer: changes

*Question*
If machines can cause objects to change shape, then what can cause objects to change shape? Answer choices: - Pulleys - a prism - Machines - Heat energy - Animals - mechanical - Lifts - Temperature
**Answer**
Machines

Q: If mutagens cause mutations in DNA, then what cause mutations in DNA? Answer choices: - Pesticides - smoking - chromosomes - protein - cigarettes - mutagens - amino acids - animals
A: mutagens