A doctor explains that drinking two glasses of milk in the morning will give students more energy. Which of the following could be used to analyze, evaluate and critique this scientific explanation?

In science, we often gather information with our senses by watching, listening, smelling, and touching. For example, you may record how the color of a flower changes. What is this process called?

Which of the following is an experiment in which a person can control a variable?

Suppose that a scientist suggests that the size of an insect population depends on the temperature. What observational testing could you use to analyze, evaluate, and critique this explanation?

Scientists are not the only ones who gather information. For example, historians gather information to describe what has happened in the past. However, scientists gather information differently than others. Which way of gathering information do only

Kyle is wondering what he is getting for his birthday. He decides to shake the box that contains his present. Kyle did not realize it, but he was acting like a scientist. What was the first step Kyle took in this situation that a scientist also takes

Scientists communicate valid conclusions in written form. Why is it important for scientists to do this?

Mr. Bryant wants his class to observe and measure baby mice and record the data in their science notebooks. One student’s notebook looks like this: A data table with the headings Mass (g), Length (mm), Color, and Activity level. Ask your tea

Each measuring tool is designed to measure a specific property of an object or material. Which of these tools can be used to measure the volume of a material?

Which of the following is always an important part of an experiment?

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