Question: Answer the following question given this paragraph: The space shuttle program has been very successful. Over 100 mission have been flown. Space shuttle missions have made many scientific discoveries. Crews have launched many satellites. There have been other great achievements in space. However, the program has also had two tragic disasters. Q: Chemistry and physics are fields in what type of science? Choices: - Meteorology - Biology - Botany - physical A:
Answer: physical

Question: Answer the following question given this paragraph: A: A hot water heater increases the temperature of water in most homes. Many hot water heaters burn a fuel such as natural gas. The burning fuel causes the water to get hot because combustion is an exothermic reaction. Q: In a hot water heater, burning fuel causes the water to get hot because combustion is what type of reaction? Choices: - endothermic - geothermal - biochemical - exothermic A:
Answer: exothermic

Question: Answer the following question given this paragraph: Fossil fuels are compounds of carbon and hydrogen, called hydrocarbons . Hydrocarbons can be solid, liquid, or gas. The solid form is coal. The liquid form is petroleum, or crude oil. The gaseous form is natural gas. Q: What do we call the solid form of hydrocarbons? Choices: - methane - shale - bauxite - coal A:
Answer:
coal