Science 4.1a,e,f,g

What is an independent variable?

• A variable that is not changed.

• The factor in an experiment that is altered (changed) by the experimenter.

• A variable that uses observation skills.

• The factor in an experiment that changes because of a change applied to the experiment.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

What is a dependent variable?

• The factor in an experiment that changes because of the change applied to the experiment.

• A variable that does not change.

• Is the factor in an experiment that is altered (changed) by the experimenter.

• A variable that uses prediction.

What is a constant?

• The variable that is purposely changed or manipulated.

• The factor in an experiment that changes as a result of the change applied to the independent variable.

• A conclusion in an experiment.

• Those things that are not changed but remain the same throughout the experiment.

Tags

NGSS.MS-PS2-2

How can we observe in an experiment?

• Sight

• Smell

• Taste

• All of the above

Tags

NGSS.MS-LS1-8

What is an explanation based on knowledge and available data?

• Interpretation

• Conclusion

• Inference

• Hypothesis

Tags

NGSS.HS-ESS3-1

NGSS.HS-PS2-1

What is a conclusion?

• a summary statement based on the results of an investigation.

• an educated guess.

• observations that are gathered during an experiment.

• all of the above

Tags

NGSS.MS-LS2-4

In our experiment we created an hypothesis, explaining what we thought would happen next. This is known as: (choose the best answer)

• Inferring

• Predicting

• Guessing

• Observing

In an scientific experiment we must:

• Observe

• Infer

• Predict (Hypothesis)

• Conclude

• All of the above

Tags

NGSS.MS-PS3-4

The number of mentos in our coke and mentos experiment was the:

• Independent variable

• Dependent variable

• Constant

• Observable product

The coke height in our coke and mentos experiment was the:

• Independent variable

• Dependent variable

• Constant

• Observable product