HCS Enviro Sci Unit 1 Review Test Corrections Digital

What is the correct order of the steps in the scientific method?

• Hypothesis, Experiment, Observation, Conclusion

• Observation, Hypothesis, Experiment, Conclusion

• Experiment, Conclusion, Observation, Hypothesis

• Hypothesis, Conclusion, Experiment, Observation

Tags

NGSS.MS-PS2-2

Which of the following is an example of an observation?

• The plant grew because it was watered daily.

• The plant's leaves are turning yellow.

• The plant grew faster with more sunlight.

• The plant will grow taller if it gets more light.

A hypothesis is (a)  

• A detailed plan for the experiment
• A testable prediction based on obse
• The final result of the experiment
• A summary of the experiment's resul

Match the following descriptions with the correct type of variable in an experiment.

• Dependent Variable

• The variable that is dependent on other variables

• Independent Variable

• The variable that is measured

• Dependent Variable

• The variable that is kept constant

• Control Variable

• The variable that is changed or controlled

What is the dependent variable in an experiment?

• The variable that is manipulated

• The variable that remains constant

• The variable that is observed and measured

• The variable that is changed based on the experimenter’s actions

Tags

NGSS.MS-PS2-2

Match the following purposes with their descriptions in an experiment.

• Purpose of adding confounding variables

• To introduce new variables

• Purpose of the control group

• To test the effect of the independent variable

• Purpose of the experimental group

• To change the outcome of the experiment

• Purpose of manipulating variables

• To provide a standard for comparison

Tags

NGSS.MS-PS1-2

In an experiment, the group that receives the treatment or condition being tested is called the (a)  

• Control group
• Experimental group
• Constant group
• Variable group

What is the purpose of analyzing data in an experiment? Explain Answer for Credit:

• To determine the experiment's cost

• To make predictions for future experiments

• To summarize and interpret the results

• To identify the control group

Tags

NGSS.MS-PS1-2

NGSS.MS-PS3-4

After analyzing the data, a scientist should (a)   .

• Repeat the experiment with differen
• Write a new hypothesis
• Draw conclusions based on the data
• Conduct a different experiment

Tags

NGSS.MS-PS1-2

What should a scientist do if the experiment does not support the hypothesis? Explain Answer for Credit:

• Ignore the results

• Change the results to fit the hypothesis

• Revise the hypothesis and repeat the experiment

• Stop the experiment and choose a new topic

Tags

NGSS.HS-PS1-2