Science 1 - Chapter 1 Review

Front

Order these from smallest to largest: mm, m, cm, km

Back

mm, cm, m, km

Front

What two parts does a measurement have?

Back

value and unit

Front

Why is it important to include units when making measurements?

Back

All of the above: Units provide information about the type of measurement, help describe the size of the quantity being measured, and without units, it is impossible to tell the quantity being measured.

Front

Which measurement of the width of a file card is least precise? Options: 7.62 cm, 7.34 cm, 7.6 cm, 7.63 cm

Back

7.6 cm

Front

Which is not a unit of distance? Options: mile, inch, newton, meter

Back

newton

Front

What is the unit of time most often used by scientists?

Back

second

Front

How many seconds are in 3 days?

Back

259,200 s

Front

Which of the following best represents a moment in time?

• 10 seconds to run 100 m
• 3:06 am
• 4 and 1/2 hours to drive from Boston to Portland
• A movie that runs 122 minutes

Back

3:06 am

Front

How many seconds are recorded by a stopwatch indicating 4 hours, 3 minutes, and 10 seconds?

Back

14,590 s

Front

Dimensional Analysis is used to:

Back

convert units of measurement