Q1: Test #2 (Chemistry-Scientific Methods, Research, & lab)

What is the systematic approach used in scientific study?

• Scientific method

• Food pyramid

• Scientific Treaty

• Montreal Treaty

What must scientists describe when reporting their results of an experiment?

• Methods

• People involved

• Location of experiment

• Why the experiment was conducted

____________________ is information that describes color, odor, shape, or some other physical characteristic.

• Quantitative Data

• Physical Data

• Qualitative Data

• Numeric Data

An observation is the act of gathering data.

• True

• False

_________________ is a type of numerical information that tells how much, how little, how big, how tall, or how fast.

• Qualitative

• Quantitative

• Numerical

• Physical

A ________________ is a tentative explanation for what has been observed.

• observation

• hypothesis

• conclusion

• experiment

A(n) ________________ is a set of controlled observations that test the hypothesis.

• experiment

• conclusion

• theory

• law

What is a quantity or condition that can have more than one value?

• Data

• Variable

• Qualitative

• Theory

Which of the following is the value that changes in response to the independent variable?

• Hypothesis

• Dependent variable

• Independent variable

• Theory

A control is a standard for comparison.

• True

• False