You are presented with the quiz "What can cause rocks to break down?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "mechanical weathering is when rocks are broken down by mechanical means" and "water is a mechanical weathering force". So, what's the best answer to the question?
OPTIONS:
- Wind Barriers
- Protective Barriers
- Stone Sealers
- wind
- mines
- Water
- erosion
- Gravity

Answer: Water

You are presented with the quiz "What has good eyesight and a keen sense of smell?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "most reptiles have good eyesight and a keen sense of smell" and "geckos are, in fact, reptiles". So, what's the best answer to the question?
OPTIONS:
- camels
- lilac
- gecko
- tulip
- bats
- toads
- amoeba
- Birds

Answer: gecko

You are presented with the quiz "what do coral reefs provide to ocean organisms?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "coral reefs provide food and shelter to many ocean organisms" and "food gives energy". So, what's the best answer to the question?
OPTIONS:
- warmth
- hydration
- h2o
- offspring
- Light
- oxygen
- energy
- seas

Answer:
energy