Scientific Method and Measurement 8th Grade

What scientific instrument is used to measure the mass of an object?

• Triple beam balance

• Graduated cylinder

• Meter stick

• Sonic screwdriver

In a science experiment, proving or disproving the hypothesis through data analysis is what you have to do in order to:

• Draw conclusions

• Establish a control

• Research background information

• Determine the purpose of the experiment

Tags

NGSS.MS-LS2-4

NGSS.MS-PS1-2

What is the metric unit for measuring mass?

• Grams

• Meters

• Liters

• Pounds

A _________________ is a testable prediction about what will happen in an experiment, written as an "if, then" statement.

• Hypothesis

• Conclusion

• Research

• Variable

What is the kind of variable that you measure or observe, but do not have control over?

• Dependent variable

• Independent variable

• Controlled variable

• Theoretical variable

Tags

NGSS.MS-PS2-2

Which of the following distances is largest?

• 10 m

• 10 cm

• 10 mm

• 10 dm

Which is NOT a step in the scientific method?

• Make observation
• Form a theory
• Collect data
• Form a hypothesis

This variable in an experiment is the one being changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

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.MS-LS1-5

If I ride my bike to school instead of walking, then I will get to school faster. What is the dependent variable?

• True
• How fast you get to school
• Riding a bike or walking
• False

Tags

NGSS.MS-PS3-1