Nature of Science

Which of the following might lead to the changing of a scientific idea?

• A scientist describes an experiment to a group of students
• A scientist gets the same results when repeating an experiment a second time
• a scientist gets results that do not fit a current idea and other scientists find his results are valid
• a scientist has to redo her experiment because she finds the correct procedure was not followed

What skill are you using when you see a red spot on a desk.

• observation
• posing a question
• classifying
• hypothesis

Tags

NGSS.MS-LS1-8

When using the scientific method, the problem is written as a(n)

• explanation
• statement
• question
• essay

A testable idea or explanation that leads to a scientific investigation is called (can be stated as an if/ then statement)

• conclusion
• experiment
• hypothesis

Tags

NGSS.MS-LS1-5

The variable that stays the same

• independent

• dependent

• control group

• constant

I see that Mrs. McDermott is holding a coffee cup, I assume that there is coffee in the coffee cup.  By making the assumption that there is coffee in the mug, I have made a(n)

• observation
• inference
• classification
• experiment

Sometimes scientist imitate something that is too big or too small to work with by creating a(n)

• experiment
• data station
• model

Tags

NGSS.MS-LS2-3

Justin blows his nose, but mucus seems to leak through the tissue. He decides to test which tissue holds up the best while sneezing. What is the independent (the variable that is changed) variable?

• sneezing

• Justin

• amount of tissue

• type of tissue

Tags

NGSS.MS-ETS1-3

A ___________________ is a set of steps that tell us how to complete an investigation.

• hypothesis
• experiment
• procedure
• conclusion

Using one or more of your senses to gather information is called

• Inferring

• Observing

• Predicting

• Hypothesizing

Tags

NGSS.MS-LS1-8