Scientific Notation and Significant Figures

Which of the following countries use the metric system?

• France

• United States

• Liberia

• Myanmar

How many base units go into kilo-?

• 1000

• 100

• 0.001

• 0.01

How many base units go into milli-?

• 1000

• 100

• 0.001

• 0.01

Which of the following is NOT one of the three base metric units used in science?

• meters

• Liters

• grams

• mile

The unit pounds (lbs) are a part of the metric system.

• True

• False

Accuracy is how closely individual measurements agree with the correct, or “true”, accepted value.

• True

• False

Using our target example, a cluster of individual measurements represents precision.

• True

• False

Measuring tool A allows us to make more precise measurements than measuring tool B.

• True

• False

All non-zero numbers (1-9) are significant.

• True

• False

How many sig figs are in the number: 4563m?

• 1

• 2

• 3

• 4