Review: Nature of Science

Which of the following is a quantitative observation?

• The bird is very colorful.

• The bird has four different colors.

• The bird has many, many feathers.

• It is a bird.

What is the first step in solving a problem?

• Make an observation

• Design and conduct an experiment

• Make a hypothesis

• Share your results

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

What is the factor that an experimenter changes on purpose?

• Dependent Variable
• Independent Variable
• Constant
• Control

Tags

NGSS.MS-PS2-2

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

• Independent
• Dependent
• Control

Tags

NGSS.MS-PS2-2

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-PS1-2

The group in an experiment that receives the IV (independent variable) is the

• Control Group

• Experimental Group

• Both the control and experimental groups

If you have a claim that CAN'T be tested, that's called ________.

• science

• magic

• pseudoscience

• astrology

Scientific theories are based on

• general assumptions of how systems work.
• mathematical principles that can be proven true.
• large amounts of data collected over time.
• observations from within only one scientific discipline.

Tags

NGSS.HS-LS4-1

NGSS.HS-PS2-1