When you write in scientific notation, you can only have ______ number to the left of the decimal.
What is one.
_____.__________________ X 10 ^?
100
When you have a negative exponent, you move the decimal to the _______________.
What is left.
100
(3.2 X 10^3)(5.1 X 10^-7)
3.2 x 5.1 = 16.32
3 + -7= -4
1.632 x 10^-3
100
(9.3 X 10^9) / (3.1 X 10^4)
9.2/3.1 = 3
9-4=5
3 x 10^5
100
Jupiter, the largest planet in our solar system is 7.8 x 10^8 kilometers from the sun. The speed of light is 3 x 10^5 kilometers per second. How many seconds does it take sunlight to reach Jupiter?
7.8/3=2.6
8-5=3
2.6 x 10^3
200
0.0000032
What is 3.2 X 10^-6
200
When you have a positive exponent, you move the decimal to the _______________.
What is right.
200
(3.6 x 10^6)(2 x 10^3)
3.6 x 2 = 7.2
6 + 3 = 9
7.2 x 10^9
200
(4.5 x 10^-6)/(1.5 x 10^2)
4.5/1.5=3
-6 - 2= -8
3 x 10^-8
200
The speed of light is 3 x 10^8 meters/second. If the sun is 1.5x 10^11 meters from earth, how many seconds does it take light to reach the earth?
Write answer in scientific notation.
What is 4.5 X 10^19
300
0.004082
What is 4.082 x 10^-3
300
9.0123 X 10^-2
What is 0.090123
300
(2 X 10^3)(3 X 10^4)
Write in Scientific Notation
What is 6 X 10^7
300
(4.8 X 10^3) / (2 X 10^9)
Write in scientific notation.
What is 2.4 X 10^-6
300
While looking through a microscope the cell is magnified
2.8 X 10^-8 times. How small is the cell in standard form.
What is 0.000000028
400
770,000
What is 7.7 X 10^5
400
4.2 X 10^-4
What is 0.00042
400
(1.2 X 10^-5)(4 X 10^8)
Write in standard notation
What is 4.8 X 10^3 => 4,800
400
(6.14 X 10^2) / (3.07 X 10^-8)
Write in scientific notation.
What is 2 X 10^10
Note 2 - -8 = 10 is the same as 2 + 8 = 10 because of SCC (Same Change Change)
400
The human eye blinks about 6.25 x 10^6 times each year. About how many times has the eye of a 14 year old blinked? Write answer in scientific notation.
What is 8.7 X 10^7
500
0.00000641
What is 6.41 X 10^-6
500
8.256 X 10^5
What is 825,600
500
(4.2 X 10^5)(3.1 X 10^2)
Write in scientific notation.
What is not 13.02 X 10^7
but it should be 1.302 X 10^8
500
(5.4 X 10^3) / (2.7 X 10^4)
Write in scientific and standard notation.
What is 2 X 10^-1 and 0.2
500
The Human population of the world is estimated at 4.5 x 10^9. If the average weight of each human is 5.5 x 10^4, what is the total weight of the human population?
(4.5 x 10^9)(5.5 x 10^4)
4.5 x 5.5=24.75
9+4= 13
2.475 x 10^14