Problem:OPTIONS:
- byproduct
- emission
- coolant
- refrigerant

Answer the following question given this paragraph: The key to how a refrigerator or other cooling system works is the refrigerant. A refrigerant is a substance with a low boiling point that changes between liquid and gaseous states as it passes through the refrigerator. Q: What do you call the substance in a cooling system that has a low boiling point and changes between liquid and gaseous states? A:
****
A: refrigerant

Answer the following question given this paragraph: Q: Poetically speaking, nature reserves are islands of what, in a sea of habitat degraded by human activity? A:
OPTIONS:
- refuge
- habitats
- ecosystem
- biodiversity
biodiversity

Answer the following question given this paragraph: Q: What helps the cell continually renew itself? A:
OPTIONS:
- vacuole
- centrosome
- lymphocytes
- lysosomes

Answer: lysosomes

Question: Answer the following question given this paragraph: Investigation is at the heart of science. It is how scientists do research. Scientific investigations produce evidence that helps answer questions and solve problems. If the evidence cannot provide answers or solutions, it may still be useful. It may lead to new questions or problems for investigation. As more knowledge is discovered, science advances. Q: In science, what process produces evidence that helps answer questions and solve problems? A:
OPTIONS:
- information
- manipulation
- suspension
- investigation
Answer: investigation

input with options: Answer the following question given this paragraph: Temperature gradient is the change in temperature with distance. Q: What is the term for the change in temperature with distance? A:
OPTIONS:
- heat gradient
- distance gradient
- temperature volatility
- temperature gradient
output: temperature gradient

Problem: OPTIONS:
- depression
- conveyance
- diffusion
- convection
Q: Answer the following question given this paragraph: Hot lower mantle material rises upward ( Figure below ). As it rises, it cools. At the top of the mantle it moves horizontally. Over time it becomes cool and dense enough that it sinks. Back at the bottom of the mantle, it travels horizontally. Eventually the material gets to the location where warm mantle material is rising. The rising and sinking of warm and cooler material is called convection . Q: What is the rising and sinking of warm and cooler material called? A:
Answer:
convection