(7) Ch 1 Review

A possible explanation for a set of observations or answer to a scientific question is called a(n)

• prediction.

• hypothesis.

• theory.

• law.

Making a statement or claim about what will happen in the future based on past experience or evidence is called

• observing.

• inferring.

• predicting.

• classifying.

Tags

NGSS.MS-LS2-2

Which is an example of using ethics in experiments?

• considering the environmental impacts of an experiment

• preparing the experiment so that the data are useful

• making sure samples are properly prepared

• interpreting the data from an experiment

Tags

NGSS.HS-ESS3-4

NGSS.HS-ETS1-3

NGSS.HS-LS2-7

Observations that deal with a number or amount are called

• manipulated observations.

• quantitative observations.

• qualitative observations.

• operational observations.

One useful tool that may help a scientist interpret data by revealing unexpected patterns is a

• variable.

• graph.

• theory.

• law.

Tags

NGSS.MS-PS3-1

An organized way to collect and record scientific observations is using a(n)

• experiment.

• inference.

• data table.

• hypothesis.

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

• observing.

• inferring.

• predicting.

• classifying.

Tags

NGSS.5-PS1-3

Why would a scientist reject a scientific theory?

• New evidence contradicts it.

• It covers too broad a topic.

• Some people disagree with it.

• It applies everywhere in the known universe.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS2-5

The factor that may change in response to the manipulated variable is called the

• hypothetical variable.

• responding variable.

• operational variable.

• independent variable.

Tags

NGSS.MS-PS2-2

During an experiment, which factors must be controlled so that researchers can draw a logical conclusion from the experiment?

• variables

• hypotheses

• inquiries

• theories

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4