Earth Science Final Exam Review

All measurements should include both a (select 2)

• number

• unit

• time

• area

Qualitative data involves

• numbers

• descriptions

• both numbers and descriptions

Quantitative data involves

• numbers

• descriptions

• both numbers and descriptions

Tags

NGSS.MS-PS3-1

Accuracy is

• how close your results are to each other

• how close your results are to the accepted value

Precision is

• how close your results are to each other

• how close your results are to the accepted value

The variable that YOU manipulate (CHANGE) in the experiment is the

• dependent variable

• independent variable

• control

• constant

The variable that does not receive any experimental treatment is the

• dependent variable

• independent variable

• control

• constant

The variable that stays the same is the

• dependent variable

• independent variable

• control

• constant

A scientist NOTICED that salt marsh grass growth varied among three locations. This is an example of a(n)

• hypothesis

• observation

• theory

• experiment

A controlled experiment allows the scientist to isolate and test

• one variable at a time

• two variables at a time

• a hypothesis

• an inference

Tags

NGSS.MS-PS2-2