Science 8 Chapter 1 Review

When scientific investigations produce data that show new patterns that contradict existing conclusions, scientists should

• ignore the contradictory data and keep the old conclusions.

• check the data for errors and revise or replace the old conclusions if needed.

• throw out the old data and use the new data only to reach new conclusions.

• change the new data so that it fits the old conclusions

Tags

NGSS.HS-LS3-2

NGSS.HS-PS1-2

Observations that deal with descriptions that cannot be expressed in numbers are called

• manipulated observations

• quantitative observations

• qualitative observations

• responding observations

When scientists put things into categories or group together items that are alike in some way, they are

• inferring

• predicting

• classifying

• making models

Tags

NGSS.MS-LS4-2

To find out why bread left on the kitchen counter eventually molds is an example of

• using scientific inquiry

• developing a theory

• making a prediction

• collecting data

Interpreting observations based on reasoning from what you already know is called

• classifying

• predicting

• inferring

• observing

The following are sources of reliable information except

• universities

• museums

• government agencies

• advertisements

Being able to identify good sources of scientific information and apply the knowledge to problems in your life is a part of having

• scientific hypotheses

• scientific inquiry

• scientific literacy

• scientific laws

Tags

NGSS.MS-PS1-3

Which describes how opinion and scientific evidence are related?

• An opinion is an idea that may be formed from evidence.

• Evidence is an idea that may be confirmed by an opinion.

• Scientific evidence and opinion are the same thing.

• Scientific evidence and opinion are not related.

Reliable information comes from a person or an organization that is not

• scientific

• biased

• educational

• tested

When scientists create a representation of a complex process, they are

• inferring

• predicting

• classifying

• making models

Tags

NGSS.MS-ESS2-1

NGSS.MS-ETS1-4

NGSS.MS-LS2-3

NGSS.MS-PS1-4

NGSS.MS-PS3-2