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Scientific Measurement
Scientific Measurement
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#O'Hair #Scientific #Notation (including mathematical operations) and #Significant #Digit quiz
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
Which of the following measures
mass
?
grams
None of these
Kelvin
litres
2
6.2x10
-5
x 4x10
-4 = ?
2x10-8
None of these
2.0x10-8
24.8x10-9
3
3.600x10
-4
is which of the following numbers?
0.0003600
0.00036
None of these
36000
4
How many sig digs are in this number: 00300100.00500
7
9
11
3
5
3x10
28
x 6x10
2
= ?
1.8x1056
18x1030
1.8x1031
1.8x1057
6
In scientific notation, the power of ten tells me...
How many zeroes come after the last digit
How many zeroes come before the first digit
None of these
How many places the decimal point was moved
7
Which of the following numbers is 5,000,000?
0.000005
5.000000x106
None of these
5x106
8
5.4x10
4
÷ 2.20x10
3 = ?
2.5x101
1.2x108
None of these
11.88x107
9
Put this number into scientific notation: 7800.0
7.81x103
7.8000x103
7.8x103
7.800x103
10
Which of the following is the smallest unit of volume?
kL
mm3
cL
L
11
8x10
4
÷ ? = 4x10
2
2x103
2000
20
200
12
6.2 x 4 = ?
24.8
25
20
24
13
When multiplying or dividing numbers, how do you determine the correct number of sig digs in the answer?
You add the total number of sig digs in the numbers of the problem
Ask Mr. ÓHair
Whichever number has the most, that's how many should be in the answer
Whichever number has the fewest, that's how many should be in the answer
14
Which of the following measures volume?
Kelvin
meters
grams
None of these
15
How many powers of ten are in the following number: 5,367,901
6
5
None of these
7
16
How many sig digs in 0.0010200
2
5
7
3
17
How many powers of ten are in the following number: 5?
0
2
5
1
18
Significant digits tell me...
How correct a measurement is
How precisely something was measured
How quickly something was measured
None of these
19
5.386 + 4.2 = ?
9.5
None of these
9.586
9.6
20
4400.8901 x 2.0 = ?
8801
9000
8800
8801.7802
