Scientific Measurements

Front

How many significant figures are in the number 0.0045?

Back

2

Front

How many significant figures are in the number 10,000?

Back

1

Front

Calculate and round with correct significant figures: 4.5 + 12,340

Back

12,345

Front

What is a description of how close a measurement is to its true value?

Back

Accuracy

Front

What is the SI base unit of length?

Back

Meter

Front

What are significant figures?

Back

Digits in a number that carry meaning contributing to its precision.

Front

What is precision in measurements?

Back

The consistency of repeated measurements.

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 consistent measurements are.

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width.

Front

What is the SI unit for mass?

Back

Kilogram.