Scientific Notation
Convert 0.009 into scientific notation
9 x 10-3
Convert 6.78 x 10-3 to standard form
0.00678
A bank starts the day with 2.93 x104 dollars in their vault. At the end of the day, the bank has 3.5 x 105 dollars in the vault. How much more money is in the vault at the end of the day than there was in the morning? Express answer in scientific notation
3.207 x 105 more dollars
The diameter of Mars is about 6.8 x 103 kilometers. The diameter of Earth is approximately 1.2763 x 104 kilometers. About how much greater is Earths diameter than the diameter of Mars? Express your answer in standard form.
a0=
1
Convert 17100000 into scientific notation
1.71 × 107
Convert 2.0 x 106 to standard form
2,000,000
The statue of liberty is about 1.5108 x 102 feet tall from the base of the torch. The pedestal is 1.54 x 102 feet tall. Together, how tall is the Statue of Liberty from the foundation of the pedestal to the top of the torch? Write in Scientific Notation
3.0508 x 102 feet
4.5679 x 105 + 3.77267 x 108
Express answer in Scientific Notation
3.7772379 x 108
aman=
am+n
Fill in the blank
In the first factor, the number must be greater than___ but less than ___. It can be a ____ number
Greater than 1, less than 10, can be a decimal number.
T/F
If our standard form is a decimal, our exponent is positive
False
The mass of one molecule of oxygen is 5.3 x 10-23 grams. What is the mass of 30,000 molecules? Express answer in scientific notation.
1.59 x 10-18 grams
Sum, altogether, and total are all terms that hint to what operation?
addition
(am)n=
amn
Convert 0.000216 to scientific notation
2.16 x 10-4
Convert 2.06452 x 108 to standard form
206,452,000
The approximate garbage generated by one person in the country is 6.958 x 1010 pounds. The population of the country is 4.57 x 106 people. What is the approximate number of pounds of garbage produced as a country altogether? Express answer in scientific notation.
3.179806 x 1017 pounds of garbage
There are 2,070 stickers being distributed evenly to 100 students. How many stickers does each student get? Express your answer in scientific notation.
2.07 x 101
am/an=
am-n
Convert 2,343,600,567,000 to scientific notation
2.343600567 x 1012
Convert .000000987654 to scientific notation
9.87654 x 10-7
There are 1 x 1014 good bacteria in the human body. There are 2.6 x 1018 good bacteria among the spectators in a soccer stadium. About how many spectators are in the stadium? Express your answer in scientific notation.
2.6 x 104 spectators
A queen ant lays 1.83 x 106 eggs over a period of 30 days. Assuming she lays the same number of eggs each day, Jennifer computes that the queen ant lays 5.49 x107 eggs per day. Is Jennifer correct? Explain
She is incorrect, she multiplied instead of dividing.
a-n=
1/an