PS Chapter One - The Nature of Science

Which category of science would be most likely to study global climate change?

• Physical Science

• Earth Science

• Life Science

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS3-4

Which of the following is usually your first step in a scientific method?

• State the problem

• Form a hypothesis

• Draw conclusions

What is an example of something we use a model to represent, because we can't work with it directly?

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS1-2

NGSS.MS-PS1-1

"Balloons stay in the air because invisible ghosts hold them up."

Is this a good hypothesis?

• Yes

• No, because it's wrong.

• No, because it can't be tested.

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NGSS.MS-PS2-5

You conduct an experiment where you test how changing the amount of food you eat affects how tired you are at the end of the day.

What is the dependent variable in this experiment?

• The amount of food you eat

• How tired you are at the end of the day

• The type of food you eat

You conduct an experiment where you test how changing the amount of food you eat affects how tired you are at the end of the day.

What is an example of a good constant for this experiment?

"All matter in the universe is attracted to each other by a gravitational force."

Is this a scientific theory or a scientific law?

• Scientific theory

• Scientific law

• Both

Tags

NGSS.HS-PS2-4

What system of measurement is used in science?

• US Customary Units

• Metric Units

• SI Units

What is the SI unit used to measure length?

• Feet

• Meter

• Gram

Which of the following would be a derived unit?

• Millimetres (mm)

• Degrees Celsius (C)

• Grams per Milliliter (g/mL)