Scientific Notation Practice.notebook
January 19, 2016
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(Take out your HW!!!)
Simplify each of the following:
1)
2)
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Scientific Notation
Challenge!
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Scientific Notation Practice.notebook
1 What is
January 19, 2016
in standard form? A 3,980,000,000
E B 39,800,000,000
F C 398,000,000,000
G D 3,980,000,000,000
H Scoreboard
B 39,800,000,000 F
2 How many times larger is the radius of a mercury atom,
than the radius of a hydrogen atom, ?
A times
E B 0.6 times
F C 6 times
G D 60 times
H Scoreboard
C 6 times G
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Scientific Notation Practice.notebook
January 19, 2016
3 Which expression is not equivalent to ?
A E B F C G D H Scoreboard
F
B
4 Adult humans have, on average, 25,000,000,000,000 red blood cells. What is the number written in scientific notation?
A E B F C G D H Scoreboard
B
F
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Scientific Notation Practice.notebook
January 19, 2016
5 Which answer approximates the distance from the Earth to the Sun?
A feet
E B inches
F C miles
G D yards
H Scoreboard
G
C
6 In scientific notation, what is the sum of ?
A E B F C G D H Scoreboard
D
H
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Scientific Notation Practice.notebook
January 19, 2016
7 There are approximately seconds in a year. What is this number in standard form? A 316,000,000 E B 31,600,000
F C 3,160,000
G D 316,000
H Scoreboard
B 31,600,000 F
8 A teacher asked four students to estimate the length of a grain of
rice. Jack answered kilometers, Lilly answered
meters, Diego answered centimeters, and Willa answered millimeters? Who gave the correct answer? A Jack E B Lilly F C Diego G D Willa H Scoreboard
B
F
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Scientific Notation Practice.notebook
January 19, 2016
9 The diameter of a red blood cell is approximately 0.0007 cm. What is the number in scientific notation? A E B F C G D H Scoreboard
H
D
10 Which expression is approximately equal to the expression below? A E B F C G D H Scoreboard
A
E
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Scientific Notation Practice.notebook
January 19, 2016
11There are approximately 40,000 people living in North Hamburg. The population of Diggsville is approximately people.
Which statement best summarizes these facts? A The population of North Hamburg is approximately 2 times the population of Diggsville. E F B The population of North Hamburg is approximately 20 times the population of Diggsville.
C The population of Diggsville is approximately 5 times the population of North Hamburg.
G H D The population of Diggsville is approximately 50 times the population of North Hamburg.
Scoreboard
D
H
meter wide. 12 A plant cell is 0.00001267 What is the number written in scientific notation? A E B F C G D H Scoreboard
B
F
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Scientific Notation Practice.notebook
January 19, 2016
13 The approximate speed of light as it reaches Earth is 300,000,000 meters per second. What is this number scientific notation? A E B F C G D H Scoreboard
H
D
The planet Mercury is approximately miles from the sun. The distance between the sun and Mars is approximately miles. About how many times farther from the sun is Mars than Mercury? 14 E A B 3
F C 12
G D 30
H Scoreboard
B 3 F
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Scientific Notation Practice.notebook
January 19, 2016
15 What is in standard form? A 6,000,000,000
E B 60,000,000,000
F C 600,000,000,000
G D 6,000,000,000,000 H Scoreboard
C 600,000,000,000 G
In April 2011, an online social networking site had approximately 200 million registered accounts. In August, the number of registered accounts had risen to . In scientific notation, how many more users were there in August than in April? 16 A E B F C G D H Scoreboard
A
E
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Scientific Notation Practice.notebook
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