Unit 1 Review Nature of Science

Which type of scientist most likely uses maps with types of rocks?

• chemist

• biologist

• geologist

• physicist

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Which of these best describes an experiment?

• mathematical analysis of data

• observation of animals in their natural world

• collection of data from an uncontrolled environment for comparative purposes

• procedure with controlled conditions and test and outcome variables

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

Which piece of equipment are used to measure length?

• balance

• ruler

• graduated cylinder

• thermometer

Why would Mrs. Odom want to use a model to study DNA?

• DNA does not really exist

• DNA is very large

• DNA is very small (even smaller than her)

• DNA is very rare

Tags

NGSS.MS-LS3-1

A collection of observations that a scientific explanation is based

• fieldwork

• scientific law

• scientific theory

• empirical evidence

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Which property of vinegar can you observe through sense alone?

• has a sour, acidic taste

• has a pH greater than that of pure water

• has a density greater than that of pure water

• conducts an electrical current when dissolved in water

Scientific laws and scientific theories share this characteristic

• based on scientific evidence

• explain natural phenomena

• based on opinions of scientists

• not subject to change

Earthquakes can damage some areas and not damage others. What is the best method for Mrs. Holtom to use to explain the variations?

• Review local newspaper reports

• Conduct a survey of residents in each area

• Analyze strength of past earthquakes in the same area

• Create a computer model that accounts for the different variables

Tags

NGSS.MS-ESS2-3

Mrs. Holtom & Mrs. Odom are studying how joints move. We use a hinge to represent how the elbow moves. What best describes what we are doing?

• using a model

• collecting data

• observing nature

• taking measurements

Tags

NGSS.MS-ETS1-4

The scientific method is used in everyday life to acquire/get information.

• True
• False

Tags

NGSS.MS-PS1-2