If arefrigerator keeps food fresh, then what is an important function of a refrigertor? Answer choices: - cool the kitchen - adding heat - keep meat and vegetables separate - keep food fresh - heat energy - staying warm - freeze wine - Electrical energy
keep food fresh

If alveoli are used for breathing air by land animals, then what are used for breathing air by land animals? Answer choices: - Frogs - pigeons - gills - alveoli - fish - ferns - four limbs - water
alveoli

Q: If sheep tend to favor the side of a mountain with more precipitation, then sheep tend to favor the side of a mountain with more:? Answer choices: - wool - precipitation - hydrate their cells - farmers - valleys - scattered light - food and shelter - They have thick fur
A: precipitation

Question: If trees make soil stable, then what makes soil stable? Answer choices: - weather - heat - magma - rain - streams - water - trees - crust
Answer: trees

*Question*
If hydrogen bonds cause H20 to expand when it freezes, then hydrogen bonds cause what to expand when it freezes? Answer choices: - salt - mercury - NaCl - lake - H20 - rain - h2o - oxygen
**Answer**
H20

Q: If many squirrels are protected from a wild fire by their burrows, then many squirrels are protected from what by their burrows? Answer choices: - disease - wild fire - A virus - Wet weather - sun's heat - cold air - Winter - deforestation
A: wild fire