MYP3 Writing Sci Notations and Counting SigFigs

How did people measure?

Standard Units, Significant Figures, Scientific Notations

By Lloyd Cascabel

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By Lloyd Cascabel

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S.I. /

Metric​

Imperial /

English​

Systems of Measurement

​play this button

Multiple Choice

The $200M orbiter crashed on the surface of Mars due to

• Failure of solar panel to charge

• Failure of jet boosters to fire

• Failure of astronauts to convert units

• A space rock hitting the orbiter

Multiple Choice

Why was trading difficult during the earlier times?

• There were very little number of ships

• Countries had different units and number systems

• People were cheating

• Goods were expensive

Multiple Choice

What ultimately allowed people to accept change in their measurement system?

• They were paid to approve the new system

• French revolution changed every system of society

• People started going to school to learn new things

• World leaders came together to make a new plan

Multiple Choice

Meter is strictly defined as

• 1/10M of distance between equator and North Pole

• length of an arm

• distance between italy and france divided by 1000

• length between elbow and thumb

Multiple Choice

What motto applies to the use of metric system?

• land of free and home of the brave

• for the strong west

• not confusing

• for all people, for all time

Multiple Choice

Which country stuck with the imperial english system of measurement?

• United States

  Myanmar

  Liberia

• United States

  Bangladesh

  Mexico

• United States

  Japan

  Philippines

• United States

  United Kingdom

  France

Scientific Notations

By Lloyd Cascabel

​The use of metric system is ideal due to the power of 10.

​Metric System (S.I. Units)

​The use of metric system is ideal due to the power of 10.

​Metric System (S.I. Units)

Multiple Choice

Which of the following simplifies the repeating multiplication below:

1 x 10 x 10 x 10 x 10 x 10 x 10

• 10⁶

• 10⁵

• 10⁴

• 10⁷

Multiple Choice

Which of the following simplifies the repeating multiplication below:

1 x 10 x 10 x 10 x 10 x 10 x 10 x 10 x 10 x 10

• 10⁶

• 10⁷

• 10⁸

• 10⁹

Multiple Choice

Which of the following values is represented by the scientific notation below?

6.2 x 10⁵

• 6 200

• 6 200 000

• 620 000

• 62 000

Multiple Choice

Which of the following values is represented by the scientific notation below?

5.35 x 10⁷

• 53 500

• 53 500 000

• 535 000

• 5 350 000

Multiple Choice

Which of the following values is represented by the scientific notation below?

5.35 x 10^-2

• 535

• 0.0535

• 0.00535

• 0.000535

Multiple Choice

Which of the following values is represented by the scientific notation below?

7.21 x 10^-5

• 0.0000721

• 0.000721

• 0.00000721

• 0.00721

Multiple Choice

Which of the following values is represented by the standard notations?

$$6.5\times\frac{1}{10}\times\frac{1}{10}\times\frac{1}{10}\times\frac{1}{10}\times\frac{1}{10}\times\frac{1}{10}$$  

• 0.00000065

• 0.000000065

• 0.0000065

• 0.0000000065

Multiple Choice

Which of the following values is represented by the standard notations?

$$2.9\times\frac{1}{10}\times\frac{1}{10}\times\frac{1}{10}$$  

• 0.00029

• 0.0029

• 0.000029

• 0.0000000029

Multiple Choice

Which of the following is represented by the fraction

$$\frac{8.1}{10\ 000}$$  

• 0.000081

• 0.00081

• 0.0000081

• 0.0081

Multiple Choice

Which of the following is represented by the fraction

$$\frac{3.8}{100\ 000}$$  

• 0.000038

• 0.00038

• 0.0000038

• 0.0038

Multiple Choice

Which of the following is represented by the fraction

$$\frac{1.4}{10\ 000\ 000}$$  

• 0.0000014

• 0.00014

• 0.00000014

• 0.000014

Multiple Choice

Choose the number that is written in scientific notation.

• 0.78 x 10^-2

• 7.8 x 10³

• 78.0 x 10^-4

• 780 x 10⁵

Multiple Choice

Which of these numbers is the smallest?

• 3.5 x10⁷

• 3 x10⁷

• 5 x10⁷

• 5.5 x10⁷

Multiple Choice

To compare two numbers that are in scientific notation, first compare the ________ . If they are the same, then compare the ___________.

• decimals; exponents

• first number; next number

• exponents; decimals

Multiple Choice

Which of these numbers is the greatest?

• 9 x 10⁹

• 8.1 x10⁸

• 9.02 x10⁹

• 6.35 x10⁷

Multiple Choice

Place the following numbers in order from least to greatest:

7.8 x 10⁶, 5.1 x 10⁴, 1.25 x 10⁵, 4.09 x 10⁴

• 4.09 x 10⁴,

  1.25 x 10⁵,

  5.1 x 10⁴,

  7.8 x 10⁶

• 4.09 x 10⁴,

  5.1 x 10⁴,

  1.25 x 10⁵,

  7.8 x 10⁶,

• 1.25 x 10⁵,

  4.09 x 10⁴,

  5.1 x 10⁴,

  7.8 x 10⁶,

Multiple Choice

The diameter of the planet Mercury is

4.87 x 10³ km. The diameter of the planet Venus is 1.21x10⁴ km. The diameter of the planet Mars is 1.28 x 10³ km.

Which planet has the smallest diameter?

• Mercury

• Mars

• Venus

Multiple Choice

7.82 x 10^-6 is an example of scientific notation. The exponent of -6 tells you your number will be very ________.

• Large
• Small
• Basic

Multiple Choice

Change from standard form to scientific notation: 12,000,000

• 12.0  x  10⁷
• 0.12  x  10⁷
• 1.2  x  10⁶
• 1.2  x  10⁷

Multiple Choice

Change from standard form to scientific notation: 0.004078

• 4.078  x  10^-3
• 4.078  x  10³
• 40.78  x  10^-4
• .4078  x  10^-2

Multiple Choice

Try to change the number back to standard form:  6.79  x  10⁴

• 679,000
• 6,790
• 67,900
• 6,790,000

Multiple Choice

Write the answer in scientific notation.

5.3 x 10⁵ + 3.7 x 10⁵ =

• 99.0 x 10⁵

• 9.9 x 10¹⁰

• 8.0 x 10⁵

• 9.0 x 10⁵

Multiple Choice

Write the answer in scientific notation.
5 x 10⁸ -   3.4 x 10⁸  =

• 2.4 x 10⁸
• 2.4 x 10⁰
• 1.6 x 10⁰
• 1.6 x 10⁸

Multiple Choice

Multiply:
(3.4 x 10⁵)(1.2 x 10^-3)

• 4.08 x 10^-8
• 4.8 x 10²
• 4.08 x 10²
• 4.08 x 10^-15

Multiple Choice

Solve:
(2.1×10​²​​) × (3.0×10​⁴)

• 5.1 x 10²
• 6.3 x 10⁶
• 5.1 x 10⁶
• 6.3 x 10⁸

Multiple Choice

Write the answer in scientific notation.
5 x 10⁸ -   3.4 x 10⁸  =

• 2.4 x 10⁸
• 2.4 x 10⁰
• 1.6 x 10⁰
• 1.6 x 10⁸

Counting

Significant Figures

By Lloyd Cascabel

​Significant Figures

​https://www.youtube.com/watch?v=eCJ76hz7jPM

Multiple Choice

How many significant figures: 216 m

• 1
• 2
• 3
• 0

Multiple Choice

How many significant figures: 2016 m

• 1
• 2
• 3
• 4

Multiple Choice

How many significant figures: 153.0 mL

• 1
• 2
• 3
• 4

Multiple Choice

How many significant figures: 0.012 km

• 1
• 2
• 3
• 4

Multiple Choice

How many significant figures: 1000 mL

• 1
• 2
• 3
• 4

Multiple Choice

How many significant figures: 100.000 cL

• 1
• 3
• 5
• 6

Multiple Choice

How many significant figures: 0.001 g

• 4
• 3
• 2
• 1

Multiple Choice

How many significant figures: 4.20 cm

• 1
• 2
• 3
• 4

Multiple Choice

How many significant figures: 0.010 L

• 1
• 2
• 3
• 4

Multiple Choice

How many significant figures: 450 m

• 3

• 2

• 1

• 0

Multiple Choice

How many sig figs are there?
100000000

• 1
• 9
• 10

Multiple Choice

How many sig figs are there?
0.000008

• 1
• 2
• 6
• 7

Multiple Choice

How many significant figures are there in 10.020 moles?

• 2

• 3

• 4

• 5