Measurements

Front

What is the correct measurement using significant figures?

Back

39.5 mL

Front

What term describes how close a set of measurements is to one another?

Back

Precision

Front

Every measurement must end with _____________.

Back

an uncertain digit

Front

The measurement of 102.5 g is an example of a ____________ observation.

Back

quantitative

Front

What is the correct measurement using significant figures?

Back

88.90 cm

Front

What is the definition of significant figures?

Back

Digits in a number that contribute to its precision, including all non-zero digits, zeros between significant digits, and trailing zeros in the decimal portion.

Front

What is the difference between accuracy and precision?

Back

Accuracy refers to how close a measurement is to the true value, while precision refers to how close measurements are to each other.

Front

What is a qualitative observation?

Back

An observation that describes qualities or characteristics, often using words rather than numbers.

Front

What is a quantitative observation?

Back

An observation that involves measurements and numbers.

Front

How many significant figures are in the number 0.00456?

Back

Three significant figures.