Nature of Science Review

Which of the following is an observation about the man in this picture:

• The man hates his purple shirt.
• The man has a purple shirt.
• The man is having a bad day.
• This man is upset because he's hungry

There were 5 children on the playground.

• quantitative

• qualitative

• both

• neither

The sky was blue and filled with clouds today.

• quantitative

• qualitative

• both

• neither

How would you describe the following data?

Age….

• Quantitative

• Qualitative

This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted. 

• experimental group
• control group
• data
• variables

The parts of the experiment that must be kept the same.

• Constants
• Independent variable

• Dependent variable

• Conclusion

How many variables should you change in an experiment?

• none
• only 1

• 2 or more
• depends on the type of experiment

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

Thomas tests different types of liquids to see which will grow his plants the most. He has water, soda, milk, and no liquid at all. What is the control group?

• the one with water

• the one with soda

• the one with milk

• the one with no liquid

Tags

NGSS.MS-LS2-1

What is the factor that an experimenter changes on purpose?

• Dependent Variable
• Independent Variable
• Constant
• Control

The type of variable that responds to the experiment and is what you measure to determine if your hypothesis is true.

• Independent
• Dependent
• Control