Scientific Methods

Question 1

What must be part of a quantitative observation?

Revolt · Accepted Answer

a number

Question 2

An experiment was conducted to see which metal pot would be better for cooking food quickly. The table below shows how quickly small pieces of wax melted during the experiment. Type of metalTime for the wax to melt (seconds)Aluminum27Bronze45Copper15Steel80The following statement was made after the data were examined: “Copper pots are the best pots for cooking food quickly.” Which term best describes this statement?

Revolt · Accepted Answer

conclusion

Question 3

A scientist would most likely need to update her model when it

Revolt · Accepted Answer

no longer supports the latest results.

Question 4

Which method is the typical first step when scientists communicate their scientific results?

Revolt · Accepted Answer

submitting the results to a scientific journal for a peer review

Question 5

Which is one way that scientists communicate the results of an experiment?

Revolt · Accepted Answer

drawing a picture

Question 6

Which is an example of making a quantitative observation?

Revolt · Accepted Answer

measuring the mass of metal used in a reaction

Question 7

During a conference presentation, a scientist described the materials that she used and how she performed her experiments. Which best explains why a scientist would share these details in a conference?

Revolt · Accepted Answer

It informs the audience if the study included controlled tests.

Question 8

A group of scientists have obtained some experimental results. How would the group best find out whether their study is worth more time and resources?

Revolt · Accepted Answer

by presenting the results in a poster session

Question 9

Which best describes the purpose of a controlled experiment?

Revolt · Accepted Answer

to examine whether one variable causes a change in another

Scientific Methods Answers

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