Nature of Science

Which variable do you measure?

• Independent
• Dependent

Tags

NGSS.MS-PS3-4

This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

Should experiments be repeated over and over to see if the results are the same each time?

• yes
• no

What step do most scientific experiments begin with?

• hypothesis
• question/problem
• procedures
• conclusion

The summary at the end of an experiment that explains the results. 

• conclusion
• procedures
• observation
• analysis

In the paper airplane experiment, changing the size of the airplane would be which variable?

• Dependent
• Independent
• Control
• Conclusion

When experimenting with the growth of a plant, a scientist uses three plants, two different fertilizers, equal light, and equal water. What type of variable is the water?

• Dependent
• Independent
• Control
• Outcome

How would you collect data about the stars?

• Make a bar graph
• Read about the stars
• Ask a friend what they think
• Draw what you see

Which of the following can be used to test a hypothesis?

• experiment
• theory
• law
• variable

Tags

NGSS.MS-PS1-2

A scientific theory...

• is based on lots of evidence
• is not valid
• is not reliable
• has not been tested many times

Tags

NGSS.MS-PS1-2