WorksheetsScientific Method
Total questions: 12
Worksheet time: 12mins
What is the last step of scientific method?
hypothesis
observe
communicate
question
A dependent variable is __________.
What is measured in an experiment
What you change in an experiment
A prediction about an experiment
What stays the same in an experiment
What's the dependent variable?
Jennifer wants to know if students do better on their homework if they listen to classical music or hip hop music. What is the independent variable in this experiment?
Students' grades on homework
The age of the students
The volume of the music
The type of music
A scientist investigates the effect of carbon dioxide on plant height. The scientist grows plants in several closed containers. All the plants receive the same amounts of water and light, but the air in each container has a different amount of carbon dioxide. What is the independent variable in this experiment?
the amount of carbon dioxide in each container
the number of plants in each container
the amount of water provided to the plants
the height of each plant after a period of time
A scientist investigates the effect of carbon dioxide on plant height. The scientist grows plants in several closed containers. All the plants receive the same amounts of water and light, but the air in each container has a different amount of carbon dioxide. Select each answer below that would need to remain constant.
the amount of carbon dioxide in each container
the amount of water provided to the plants
the height of each plant after a period of time
the amount of plants in each container
