Scientific Method and Key Concepts

Which of the following is the would come first in the scientific method?

• Form a hypothesis

• Collect data and do background research

• Test your hypothesis

• Analyze data and draw conclusions

What are the two types of observations?

• Qualitative and Quantitative

• Open and Closed

• Hypothesis and Conclusion

• Data and Research

In an experiment, what is a system that allows energy or matter to enter and leave called?

• Closed

• Open

• Quantitative

• Qualitative

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is a hypothesis?

• A) A testable statement often written in an 'if/then' format

• B) A random guess

• C) A proven fact

• D) An untestable opinion

In a controlled experiment, what is the independent variable?

• The part of the experiment that is measured

• The part of the experiment manipulated by the experimenter

• The constant feature of the experiment

• The result of the experiment

What is the purpose of controls/constants in an experiment?

• To ensure results are only impacted by the independent variable

• To change the outcome of the experiment

• To measure the dependent variable

• To manipulate the independent variable

Which of the following is the correct symbol for the unit of mass?

• m

• kg

• s

• K

What is the SI unit for temperature?

• Kelvin

• Celsius

• Fahrenheit

• Rankine

Models can be which of the following?

• Physical

• Illustrations

• Computer models

• All of the above

What is the amount of matter in a sample or object called?

• Weight

• Mass

• Volume

• Density