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WorksheetsScientific notation
Total questions: 52
Worksheet time: 1hrs 20mins
The mass of a Chromebook is approximately 0.00185 metric ton. How is this number written in scientific notation?
185 × 10⁻⁵
1.85 × 10⁻³
18.5 × 10⁻⁴
0.185 × 10⁻²
If a number written in scientific notation has a negative exponent, the number in standard notation will be ____________
Large
Tiny
The distance from Venus to Sun is 6,700,000 miles. How is this number expressed in scientific notation?
67 × 10⁻⁵
6.7 × 10⁶
0.67 × 10⁷
6.7 × 10⁻⁶
Mrs. Gilbert used a microscope to measure the diameter of her pet's hair. She found that the diameter of the hair was 0.000054 meter. How is this number written in scientific notation?
5.4 × 10⁻⁵
5.4 × 10⁶
5.4 × 10⁵
5.4 × 10⁻⁶
The coefficient of a number written in scientific notation can be 10 or more.
Note: Coefficient is the non-zero (NOT Zero) decimal # before the multiplication sign
True
False
The number below will have what type of an exponent & why?
0.000283
Which of the following represent numbers written in scientific notation? Check all that apply.
0.125 X 105
1.25 X 105
125 X 10-5
2.5 X 10-5
How is 0.0000582 expressed in scientific notation?
5.82 X 105
58.2 X 10-5
5.82 X 10-5
0.582 X 105
Which of the following is 9.2 X 107 written in standard form?
0.00000092
9.2000000
920,000,000
92,000,000
Which of the following is true about 3.2 X 10-6? Select all that apply.
The standard form of the number is a large number that is more than one.
The standard form of the number is a tiny number that is less than one.
The exponent is negative because the number in standard form is a small number.
The exponent is negative because the number in standard form is a large number.
The population of a country is 500,640. How is this number expressed in scientific notation?
5.0064 X 105
5.0064 X 10-5
5.0 X 105
500.64 X 10-5
A proton weighs 0.000429 milligrams. Which of the following shows the mass of the proton expressed in scientific notation?
0.429 X 10-3
429 X 10-3
4.29 X 10-4
42.9 X 10-4
The base number used in all numbers written in scientific notation is ______ .
100
1
0
10
If a number written in scientific notation has a positive exponent, the number in standard notation will be ____________
Large
Tiny
How confident do you feel about converting numbers between standard and scientific notations?
Super confident!
I'm good at it
I'm alright
Not confident at all
How would you write 0.0005 in scientific notation?
50 x 10-5
5 x 10-4
5 x 103
.5 x 103
If the exponent is a positive number the original number was...
a really big number.
a really small number.
If the exponent is a negative number the original number was...
a really large number.
a really small number.
(9.4 x 106)(3.2 x 105)
What do you do to your exponents when you are dividing in scientific notation?
Subtract
Divide
Multiply
Add
What do you do to your exponents when you are multiplying in scientific notation?
Subtract
Multiply
Divide
Add
(6.9 x 107) / (2.3 x 10-3)
If you add to your exponent of 10, you move your decimal...
Left
Right
Up
Down
If you subtract from your exponent of 10, you move your decimal to the ....
Right
Left
North
South
(7.32 x 10⁶) - (4.01 x 10⁸)
(5.2 x 10⁷) + (3.01 x 10⁴)
(6.2 x 10²) + (9.7 x 10⁰)
(2 x 10³) - (1.9 x 10²)
What is the ONLY thing that matters when adding and subtracting numbers in scientific notation?
That the exponents are different
That the constants are the same
That the exponents are the same
That both constants are positive
True or false: When moving the decimal, if you move left, the exponent gets bigger, and if you move right, it gets smaller.
True
False
How many numbers can be in front of the decimal if the number is in correct scientific notation?
Only a Zero
One
Two
Any amount
Convert this number to standard notation: 7.1 x 104
(a)
Convert this number into scientific notation: 0.068
6.9 x 106
6.8 x 10-9
6.8 x 10-2
None of the above
Convert this number into scientific notation: 950,000
9.5 x 105
9.5 x 10-9
9.5 x 102
None of the above
Which value is the greatest
5.0 x 10-9
5.0 x 10-4
5.0 x 106
5.0 x 108
Which number is the least in value
5.0 x 10-9
5.0 x 10-4
5.0 x 106
5.0 x 108
0.0088 to 8.8 x 103
1001
in scientific notation?
8.317 x 106
in standard form?
(2.1×102) × (3.0×104)
(6 x 106) / (2 x 103)
(9 x 10-6) divided by (3 x 10-3)
(2.2 x 10 4) x (7.1x 10 5)
