Scientific Notation and SI Units
Measurement
Significant Figures
Dimensional Analysis
Density
100

Express 1738 in scientific notation

1.738 x 103

100

At which part of the meniscus are measurements recorded in a graduated cylinder?

The bottom

100

How many sig figs are in: 

a) 0.003

b) 1001

c) 1.850

a) 1 sig fig (leading 0 rule)

b) 4 sig figs (captive 0 rule)

c) 4 sig figs (trailing 0 rule)

100

Convert 1000 cm to m

10 m

100

How many g/ml are in a g/cm3?

1, they're equal

200

Express 1.75 x 10-7 in standard notation.

0.000000175

200

Refer to Slide 1 in slide deck

~10.8 cm (answer should have digit in tenths place)

200

Calculate to the correct number of sig figs:

9.798 - 2.55

7.25

200

71 kg = _______ g?

71000 g

200

Find the volume of an object that weighs 5.95 g and has a density of 11.752 g/cm3 Report to the correct number of sig figs.

0.506 cm3

300

Give the metric prefix that corresponds to each of the following:

a) 1,000,000

b) 10-3

c) 10-9

d) 0.000001

a) mega

b) milli

c) nano

d) micro


300

Refer to Slide 2 in slide deck

~5.65 cm (answer should have digit in hundredths place)

300

Calculate to the correct number of sig figs:

5.18 x 0.0208

0.108

300

How many micrograms are in 11.01 nanograms?

0.01101

300

A graduated cylinder contains 30.0 mL of water. A metal shot is placed in the cylinder, and the water level rises to the 41.4 mL mark. If the object has a mass of 51.5 g, what is its density? Report to the correct number of sig figs.

4.52 g/mL

400

Which of the following measurements is equal to 645.3 Gs?

a) 6.45 x 10^3 s

b) 6.45 x 10^6 s

c) 6.45 x 10^9 s

d) 6.45 x 10^11 s

e) 6.45 x 10-12 s

d) 6.45 x 10^11 s

400

Refer to Slide 3 in slide deck

~12 cm (answer should have digit in ones place)

400

Calculate to the correct number of sig figs:

(7.50 x 1.255) / 0.003

3000 or 3 x 10^3

400

DAILY DOUBLE!

7.222 x 104 m/s = ________ km/μs?

7.222 x 10-5 km/μs

400

A block that weighs 412.5g has a length of 17cm, a width of 26cm, and a height of 34cm. What's its density? Report to the correct number of sig figs.

2.7 x 10-2 g/cm3

500

Which is larger? 5.8cm or 0.58dm

They're equal. Both equal 0.058m.

500

Refer to Slide 4 in Slide Deck

~28 mL (answer should have digit in ones place)

500

Calculate to the correct number of sig figs:

[(9.888 / 7.935) x (8.950 x 10^-4)] / 3.2

0.00035 or 3.5 x 10^-4

500

What is 299 Gg/m3 in g/cm3?

2.99 x 105 g/cm3

500

A sample of Copper weighs 57.3 Mg and occupies a volume of 23 L. What's its density in g/mL? Report to the correct number of sig figs.

2500 g/mL

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