Module 1 Review

Match the following

• Tentative explanation that can be tested by further investigation

• Control

• Something that stays the same in an experiment

• Constant

• Serves as comparison for evaluating the effect of the treatment

• Independent Variable

• Information obtained through the senses

• Observation

• Variable that is purposely changed to test a hypothesis

• Hypothesis

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Match the following

• Describes what will happen every time certain conditions are met

• Dependent Variable

• Variable that is measured

• Qualtitative

• Well-tested explanation for a set of observations or experimental results

• Quantitative

• Data/observations in the form of words

• Theory

• Data/observations in the form of numbers

• Law

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Match the following

• Process by which organisms maintain a relatively stable internal environment

• Homeostasis

• All of the chemical reactions that occur in an organism

• Biology

• Study of life

• Reproduction

• Change in inherited characteristics over time

• Metabolism

• Process by which organisms produce new organisms of their own kind

• Evolution

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An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant
• The amount of sunlight
• The type of music
• The type of liquid

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If I study for my scientific method test, then I will have a better test score. What is the dependent variable?

• Scientific Method
• Studying
• Independent variable
• Test score

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The data table below shows that as the pressure of a gas sample was changed, the volume of the gas changed. The pressure was measured in atmospheres (atm) and the volume was measured in milliliters (mL).

According to the data table, as the pressure of the gas increases, the volume of the gas:

• decreases

• increases

• remains the same

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This graph shows how the temperature changed during an all-day hike by students in the science club.  What was the maximum temperature?

• 3.5 hours

• 12 degrees

• 30 degrees

• 6 hours

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Which day did Claire work the least amount of hours?

• Monday

• Wednesday

• Friday

• Saturday

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Which city has shown the slowest population growth since 1950?

• City A

• City B

• City C

• City D

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You are heating a substance in a test tube. Always point the open end of the test tube ________.

• Toward yourself.

• Toward your lab partner.

• Toward another classmate.

• Away from all people.

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