Measurements and Calculations Test

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time

Front

How do you express a number in scientific notation?

Back

To express a number in scientific notation, write it as a product of a number between 1 and 10 and a power of 10.

Front

What is the significance of significant figures in measurements?

Back

Significant figures indicate the precision of a measurement and help convey the uncertainty in the value.

Front

How do you convert centimeters to millimeters?

Back

To convert centimeters to millimeters, multiply the number of centimeters by 10.

Front

What is the scientific notation for the number 0.0045?

Back

4.5 x 10^-3

Front

How do you round a number to a specific number of significant figures?

Back

Identify the digit at the desired significant figure, round up if the next digit is 5 or greater, and drop the remaining digits.

Front

What is the relationship between meters and centimeters?

Back

1 meter = 100 centimeters.

Front

How do you convert a measurement in millimeters to meters?

Back

To convert millimeters to meters, divide the number of millimeters by 1000.

Front

What is the scientific notation for the number 1345000?

Back

1.345 x 10^6

Front

How many significant figures are in the number 0.030490?

Back

There are 5 significant figures in the number 0.030490.