Unit 1 Assessment

What is the first step of the scientific method?

• Form a hypothesis

• Analyze data

• Make observations

• Conduct experiments

Which of the following is a testable statement that predicts the outcome of an experiment?

• Theory

• Hypothesis

• Observation

• Conclusion

In an experiment, the variable that is deliberately changed is called the:

• Independent variable

• Dependent variable

• Control variable

• Constant variable

What is the purpose of a control group in an experiment?

• To provide a baseline for comparison

• To ensure that the experiment is fair

• To test the independent variable

• To make observations

What is the base unit for length in the metric system?

• Centimeter

• Meter

• Kilogram

• Gram

How many millimeters are in one centimeter?

• 100

• 10

• 1,000

• 100,000

Which metric unit would you use to measure the mass of a book?

• Gram

• Meter

• Liter

• Kilogram

If you measure the temperature of a substance, what type of data are you collecting?

• Quantitative

• Qualitative

Which of the following is an example of qualitative data?

• 50 grams

• 25 degrees Celsius

• Red color

• 5 meters per second

If you count the number of leaves on a tree, what type of data are you collecting?

• Quantitative

• Qualitative