Significant Figures Review

How many significant figures does the following number have: 0.00204

• 6
• 4
• 3
• 2

Which one is rounded to the correct number of significant figures for the following equation?

7520 x 0.021 = 157.92

• 157.92

• 157.9

• 158

• 160

How many significant figures: 4.20 cm

• 1
• 2
• 3
• 4

How many significant figures: 450 m

• 3

• 2

• 1

• 0

Calculate 923 g ÷ 20312 cm³ and give your answer with the correct number of significant figures.

• 0.04 g/cm³
• 0.045 g/cm³
• 0.0454 g/cm³
• 0.05 g/cm³

Calculate 12.47 m ÷ 3.2 s and give your answer with the correct number of significant figures.

• 4 m/s
• 3.9 m/s
• 3.90 m/s
• 3.897 m/s

Tags

NGSS.MS-PS3-1

Which of the following numbers have four significant figures?

• 56.75 g
• 40.01 g
• 0.6000 g
• all of the choices

What is 610 ÷ 9.1, using significant figures

• 67

• 67.0

• 67.03

How many significant figures are in 0.0460?

• 2

• 3

• 4

• 5

What is 5.43 x 0.45 using significant figures?

• 2.4

• 2.44

• 2.443