Measurement Reasonableness

What is the scale on this graduated cylinder?

• .1 mL per line

• .2 mL per line

• .5 mL per line

• 1 mL per line

What is the volume of the liquid in this graduated cylinder?

• 8.5 mL 

• 7.5 mL 

• 8 mL 

• .1 mL

Calculating percent error and checking the reasonableness of data are two of the math tools scientists use to analyze _________.

Tags

NGSS.MS-PS1-2

A low percent error indicates that the result you obtained is

• accurate

• inaccurate

• an estimate

• anomalous data

Which is the CORRECT Reading?

• A

• B

• C

• ALL

Tags

NGSS.MS-PS1-2

Beakers are used to measure ________

• Length

• Electrical current

• Volume

• weight

Which of the following is a method to check the reasonableness of a scientific measurement?

• Using significant figures

• Ignoring outliers

• Rounding to the nearest whole number

• Averaging all measurements

When conducting an experiment, why is it important to consider the reasonableness of your measurements?

• To ensure the results are consistent with the hypothesis

• To make the data look more impressive

• To avoid having to repeat the experiment

• To ensure the results are publishable

Tags

NGSS.MS-PS3-4

If a scientist measures the length of a table as 2.5 meters, but the actual length is 2.45 meters, what is the percent error?

• 2%

• 0.5%

• 1%

• 5%

Which of the following best describes a reasonable measurement in a scientific experiment?

• A measurement that is close to the expected value

• A measurement that is exactly the same as the previous one

• A measurement that is significantly different from the expected value

• A measurement that is rounded to the nearest ten