科学方法scientific method

What step does every scientific experiment begin with?

• hypothesis
• question/problem
• procedures
• conclusion

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

• conclusion
• procedures
• materials
• responding variable

Testing a hypothesis often involves a(n):

• answer
• experiment
• problem
• safety check

Tags

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

Which is NOT a step in the scientific method?

• Make observation
• Form a theory
• Collect data
• Form a hypothesis

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

Tags

NGSS.MS-ESS2-5

What is a hypothesis?

• A hypothesis is the right answer to an experiment.
• A hypothesis is the wrong answer to an experiment.
• A hypothesis is an educated guess.
• I don't know.

You use the scientific method all the time to solve everyday problems.

• True
• False

Tags

NGSS.MS-LS1-5

After you write your conclusion, it is important to share your results with others. 

• True
• False 

Another word for prediction or educated guess is: ________________

• hypothesis
• conclusion
• experiment
• data

Tags

NGSS.K-2-ETS1-1

NGSS.K-ESS2-1

用一只眼睛把两只铅笔放在一起是难还是简单？

• 难

• 简单