Scientific Method

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

A testable explanation to a problem that has not yet been tested. 

• data
• theory
• hypothesis
• fact

Tags

NGSS.HS-PS1-2

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

• conclusion
• procedures
• materials
• responding variable

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

Tags

NGSS.MS-LS1-5

Dependent variable means

• the scientist controls what to test
• educated guess
• ask a question
• what is being measured

Tags

NGSS.MS-LS2-1

Which one is an example of Qualitative Data?

• 25 Pounds
• 30 Seconds 
• 2 Meters
• Soft

Which is an example of Quantitative Data?

• 42 grams
• Hard
• Squishy
• Blue

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

What step does every scientific experiment begin with?

• hypothesis
• question/problem
• procedures
• conclusion

Why do we want to test one variable at a time?

• Because it is hard to setup a data table with more
• To know what is causing the changes. This helps us understand cause and effect.
• It is what has always been done

A scientific observation is:

• Based on facts

• based on your personal beliefs

• Based on opinions

• Based on a rumor you heard in the bathroom

Tags

NGSS.MS-LS2-4