“What is Science” & “Variables” Test

A ______ variable changes in response to another variable.

• dependent

• independent

• controlled

An _______​ ​variable causes the ​_______variable to change..

• independent, dependent

• dependent, independent

• controlled, constant

This variable is the one thing that changed on purpose...

• Dependent Variable

• Control

• Independent Variable

What is the DEPENDENT variable (effect) in this experiment?

"Does eating breakfast improve test scores?"

• eating breakfast or not

• the grade you got on the test

• what time you get up in the morning

• how tasty the breakfast is

You are testing how the amount you water a plant affects its growth. What would be the INDEPENDENT VARIABLE in this experiment.

• They type of pot you put the plants in.

• The amount you water each plant.

• The amount of sunlight the plants get.

• The amount the plant grows.

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

All conclusions made in science must be based on ______, not opinions.

• what the teacher says

• your hypothesis

• lab instructions

• evidence

An educated guess about what will happen during an

investigation or experiment is called

• a theory

• a hypothesis

• a conclusion

• data

After a hypothesis is formed, what would be the next step?

• Ask a question

• Analyze data

• Form a conclusion

• conduct an experimentation.

What is a controlled procedure that tests the effect of one variable on another?

• Argument

• Experiment

• Model

• Observation