Name: 
 

Quiz 10.5-10.7



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 
 
Write the number in standard form.
 

 1. 

mc001-1.jpg
a.
320,000
c.
3,200,000
b.
19,200,000
d.
32,000,000
 

 2. 

mc002-1.jpg
a.
0.085
c.
0.17
b.
0.85
d.
0.0085
 
 
Write the number in scientific notation.
 

 3. 

431,000
a.
mc003-1.jpg
c.
mc003-3.jpg
b.
mc003-2.jpg
d.
mc003-4.jpg
 

 4. 

0.00006
a.
mc004-1.jpg
c.
mc004-3.jpg
b.
mc004-2.jpg
d.
mc004-4.jpg
 

 5. 

Each year, more than 274,000,000 gallons of water are used to make man-made snow at a ski resort. Write this number in scientific notation.
a.
mc005-1.jpg gal
c.
mc005-3.jpg gal
b.
mc005-2.jpg gal
d.
mc005-4.jpg gal
 
 
Multiply. Write your answer in scientific notation.
 

 6. 

mc006-1.jpg
a.
mc006-2.jpg
c.
mc006-4.jpg
b.
mc006-3.jpg
d.
mc006-5.jpg
 
 
Add or subtract. Write your answer in scientific notation.
 

 7. 

mc007-1.jpg + mc007-2.jpg
a.
mc007-3.jpg
c.
mc007-5.jpg
b.
mc007-4.jpg
d.
mc007-6.jpg
 

 8. 

mc008-1.jpgmc008-2.jpg
a.
mc008-3.jpg
c.
mc008-5.jpg
b.
mc008-4.jpg
d.
mc008-6.jpg
 
 
Divide. Write your answer in scientific notation.
 

 9. 

(mc009-1.jpg) ¸ (mc009-2.jpg)
a.
mc009-3.jpg
c.
mc009-5.jpg
b.
mc009-4.jpg
d.
mc009-6.jpg
 

Short Answer
 
 
Tell whether the number is written in scientific notation. Explain.
 

 1. 

sa001-1.jpg
 

 2. 

sa002-1.jpg
 

 3. 

The table shows the speed of sound through various substances.
Substance
Gold
Glassware
Water
Air
Brass
Speed (km/h)
1.2 sa003-1.jpg
2 sa003-2.jpg
5.4 sa003-3.jpg
1.2 sa003-4.jpg
1.7 sa003-5.jpg
a.   Through which substance does sound travel fastest?
b.   Through which substance does sound travel slowest?
 

 4. 

The table shows the equatorial circumference of three planets in our solar system. Order the circumferences from least to greatest.

Planet
Circumference (km)
Uranus
sa004-1.jpg
Neptune
sa004-2.jpg
Mercury
sa004-3.jpg
 

 5. 

The power of a space shuttle is the combined force of the thrusters multiplied by the velocity.
The velocity of the shuttle is sa005-1.jpg meters per second. What is the power (in newton-meters per second) of the shuttle?  
sa005-2.jpg
 



 
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