Scientific Method

During this step of the scientific method, a scientist would gather background information. 

• Hypothesis
• Research
• Observation
• Experiment 

Tags

NGSS.K-2-ETS1-1

This step of the scientific method is an educated guess or a prediction. 

• Hypothesis
• Research
• Observation
• Conclusion

The independent variable is what you _______ during an experiment.

• change
• do not change 
• measure
• count

The dependent variable in an experiment is what you ________________. 

• Change
• Measure

Tags

NGSS.MS-PS1-2

What step does every scientific experiment begin with?

• hypothesis
• question/problem
• procedures
• conclusion

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.3-5-ETS1-3

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.3-5-ETS1-3

A student wants to test the effects of type of exercise on heart rate.  What is the dependent variable?

• heart rate
• type of exercise
• amount of exercise
• time of day exercise occurs

Tags

NGSS.3-5-ETS1-3

Observations made during an experiment are called:

• data
• problems
• conclusions
• questions

Tags

NGSS.5-PS1-3