You are presented with the question "What is an important function of a refrigertor?" and the following answer choices: - cool the kitchen - adding heat - keep meat and vegetables separate - keep food fresh - heat energy - staying warm - freeze wine - Electrical energy Now knowing that keeping food cold is used for keeping food fresh and the Purpose of Refrigeration The fundamental reason for having a refrigerator is to keep food cold, choose the best answer.
keep food fresh
You are presented with the question "What are used for breathing air by land animals?" and the following answer choices: - Frogs - pigeons - gills - alveoli - fish - ferns - four limbs - water Now knowing that lungs are used for breathing air by land animals and inside of the lungs are little sacks called alveoli, choose the best answer.
alveoli
Q: You are presented with the question "Sheep tend to favor the side of a mountain with more:" and the following answer choices: - wool - precipitation - hydrate their cells - farmers - valleys - scattered light - food and shelter - They have thick fur Now knowing that precipitation falls on the windward side of the mountain range and sheep tend to favour the windward side of a paddock, choose the best answer.
A: precipitation
Question: You are presented with the question "what makes soil stable?" and the following answer choices: - weather - heat - magma - rain - streams - water - trees - crust Now knowing that the looseness of soil has a positive impact on a plant 's roots' growth in that soil and tree roots stabilize the soil and prevent soil erosion, choose the best answer.
Answer: trees
*Question*
You are presented with the question "Hydrogen bonds cause what to expand when it freezes?" and the following answer choices: - salt - mercury - NaCl - lake - H20 - rain - h2o - oxygen Now knowing that hydrogen bonds cause water to expand when it freezes and water is everywhere H20, choose the best answer.
**Answer**
H20
Q: You are presented with the question "Many squirrels are protected from what by their burrows" and the following answer choices: - disease - wild fire - A virus - Wet weather - sun's heat - cold air - Winter - deforestation Now knowing that if an animal lives under ground then that animal will be protected from a wild fire and many squirrels live in burrows under the ground instead of in the trees, choose the best answer.
A: wild fire