Answer the following question given this paragraph: The student athlete in Figure below is practically flying down the track! Running takes a lot of energy. But you don't have to run a race to use energy. All living things need energy all the time just to stay alive. The energy is produced in chemical reactions. A chemical reaction is a process in which some substances, called reactants, change chemically into different substances, called products. Reactants and products may be elements or compounds. Q: What is a process where some substances called reactants change chemically into different substances called products? Choices: - crystals reaction - carbon reaction - non-chemical reaction - chemical reaction A:
chemical reaction

Answer the following question given this paragraph: Weather stations collect data on land and sea. Weather balloons, satellites, and radar collect data in the atmosphere. Q: What collect data on the land and sea in regards to the weather? Choices: - turbine stations - thermal stations - wind stations - weather stations A:
weather stations

Answer the following question given this paragraph: Secondary pollutants form from chemical reactions that occur when pollution is exposed to sunlight. Q: Secondary pollutants form from chemical reactions that occur when pollution is exposed to what? Choices: - humans - water - air - sunlight A:
sunlight

Answer the following question given this paragraph: Protists are classified as animal-like, plant-like, or fungus-like. The three groups differ mainly in how they obtain carbon and energy. Q: Protists are classified as animal-like, plant-like, or what else? Choices: - bacteria - like - pathogen - like - virus - like - fungus-like A:
fungus-like