If fur has a positive impact on a forest animal's survival, then what has a positive impact on a forest animal's survival? Answer choices: - fire - horses - hair - play - fur - warm - tools - rest
fur

If doorbells convert electrical energy using speakers, then what energy does a door doorbell need to be heard through speakers? Answer choices: - consumers - Solar - Motion - to move people - sensory neurons - Wind - it needs them - Electrical
Electrical

Q: If graduations are used for measuring volume of substances, then what are used for measuring volume of substances? Answer choices: - sea squirts - heat energy - graduations - all liquids - arteries - microscope - rainfall - streams.
A: graduations

Question: If accidental alterations of the genetic code in a cell can cause new traits to appear in a parent's offspring, then what can appear due to accidental alterations of the genetic code in a cell? Answer choices: - symptoms - hyperthyroidism - Plastic cell membranes - Metallic DNA - Groupings of nano-cells - New traits - disease - viruses
Answer: New traits

*Question*
If eggs need to incubate to survive, then eggs need to incubate to what? Answer choices: - complete - mitosis - be fertilized - produce nutrients - be eaten - Winter - survive - sunlight
**Answer**
survive

*Question*
If gases from burning coal causes precipitation which pH is 5.7 or lower, then gases from what causes precipitation where the pH is 5.7 or lower? Answer choices: - Condensation - aqueous solution - streams - Pollution - evaporation - Organic compounds - vaporization - burning coal
**Answer**
burning coal