The Check Lab

What does each check in the Checks Lab activity represent in the scientific process?

• A scientific theory

• A scientific law

• A piece of evidence

• A conclusion

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Why do students’ explanations about the check owner’s story often change during the lab?

• The misread the checks

• New evidence is introduced

• The checks are fictional

• Students collaborate and agree on one story.

What is the best reason for scientists to revise a hypothesis

• The hypothesis was unpopular.

• The results are too complex.

• New evidence contradicts the old explanation.

• Another scientist disagrees.

Which statement best reflects the nature of science as demonstrated in this activity?

• Science is about proving things beyond doubt.

• Scientific knowledge is unchanging.

• Science is based on evidence and can change with new evidence.

• The goal of science is to find the final truth.

Tags

NGSS.HS-PS1-2

Why might two different groups come up with different stories even when looking at the same checks?

• They interpret the evidence differently.

• One group made errors.

• The checks were switched.

• Only one group had the correct answer.

How is the Checks Lab similar to how scientists work?

• Scientists form conclusions after seeing all possible evidence

• Scientists build explanations using limited evidence

• Scientists never change their ideas once formed

• Scientific explanations are open to change

Tags

NGSS.MS-LS1-3