7th grade Pretest -- Chapter 1 - Scientific Thinking

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

• observing.

• inferring.

• predicting.

• classifying.

Which of the following is a valid reason why a scientist might reject a scientific theory?

• Some people disagree with it.

• It covers too broad a topic.

• New evidence contradicts it.

• It is too old.

Tags

NGSS.MS-LS2-4

Explaining or interpreting the things you observe based on reasoning from what you already know is called

• observing.

• inferring.

• predicting.

• classifying.

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

• prediction.

• hypothesis.

• theory.

• law.

In a scientific experiment, facts, figures, and other evidence gathered through observations are called

• data.

• manipulated variables.

• responding variables.

• laws.

Tags

NGSS.MS-PS1-2

Observations that deal with a number or an amount are called

• manipulated observations.

• quantitative observations.

• qualitative observations.

• operational observations.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS2-2

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

• variable.

• graph.

• theory.

• law.

Tags

NGSS.MS-PS3-1

A well-tested explanation for a wide range of observations or experimental results is called a scientific

• inquiry.

• hypothesis.

• theory.

• law.

Tags

NGSS.HS-LS4-2

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

• inferring.

• predicting.

• classifying.

• making models.

In science, a hypothesis must be

• correct.

• manipulated.

• controlled.

• testable.