Scientific Measurements

How many sig figs are there 100.00?

• 1

• 3

• 4

• 5

How many sig figs are there 100000000?

• 1

• 9

• 10

• 11

How many sig figs are there in 0.000008?

• 1

• 2

• 6

• 7

How many sig figs are there 0.00400?

• 1

• 3

• 5

• 6

What is 78.5 rounded to one significant figure?

• 79

• 78.5

• 80.

• 80

Round 0.010229 to four significant figures

• 1022

• .1023

• 0.01023

• 0.01022

What is 0.658 rounded to 1 significant figure?

• 0

• 0.6

• 0.7

• 6

What is 7.555 rounded to two significant figures?

• 7.6

• 7.5

• 76

• 7.60

Write 1001 in scientific notation

• 1.0001 x 10⁴

• 1.01 x 10⁵

• 1.00 x 10³

• 1.01 x 10³

Write 42,000 in scientific notation.

• 42.000 x 10³

• 4.20 x 10 ^-4

• 4.20 x 10⁴

• 0.42 x 10⁵