Fact 1: Cells cannot survive without oxygen. Fact 2: Life is responsible for oxygen in the atmosphere. Given the two facts above, answer the question "What can't cells survive without?" with the following options: - money - atmosphere - vapor - friends - Energy. - Energy - Light - Chemical energy
atmosphere

Fact 1: Treating water is used to remove harmful substances before drinking. Fact 2: For a scientist, water is H2O whether from the Ganga or a tap. Given the two facts above, answer the question "Why do we generally treat H2O?" with the following options: - to add water to crops - hydration - vaporization - to water the garden - to drink it - looseness - to track it - evaporation
to drink it

Q: Fact 1: Moss causes chemical weathering. Fact 2: Chemical weathering is the chemical disintigration of rocks. Given the two facts above, answer the question "What does moss do to a rock?" with the following options: - It remains dormant - Enriches the soil - Causes it to disintegrate - depress neuronal excitability - decreases its bodily water - It used to be covered by water - absorb light energy - refract or absorb.
A: Causes it to disintegrate

Question: Fact 1: When electricity flows to a light bulb , the light bulb will turn on. Fact 2: Materials that control the flow of electricity are called resistors. Given the two facts above, answer the question "What could prevent a light bult from turning on?" with the following options: - sensory neurons - herbicide - A resistor - focusing a lens - evaporation - heat energy - heating liquids - energy barrier
Answer: A resistor

*Question*
Fact 1: Precipitation falls on the windward side of the mountain range. Fact 2: Rain is also known as precipitation. Given the two facts above, answer the question "what falls on the windward side of the mountain range?" with the following options: - density - west - signs of life - rain - waves - Vapor - Inches - snow
**Answer**
rain

Fact 1: Keeping food cold is used for keeping food fresh. Fact 2: Refrigerators are suppose to add coldness to the food inside of it. Given the two facts above, answer the question "What do refrigerators do?" with the following options: - walk dogs - lowered energy cost - adding heat - hold gloves - Decrease bodily water - make air - keep food fresh - staying warm
keep food fresh