Exponent Quiz Review

A large oak tree has 2 x 10^5 leaves during its lifespan. A large Forest can have about 5 x 10^3 oak trees. Approximately how many leaves grow on large Oak Tree in a forest during the lifespan of trees? Represent your answer in standard form.

1,000,000,000

1,900,000 as scientific notation

1.9 x 10^6

10^-4 as a positive exponent

1/10^4

2 ^-5 as a positive exponent

1/2^5

rewrite 3^-7 using a positive exponent

1/3^7

5^-3 as a positive exponent

1/5^3

which expression is equivalent to (6^-9)^3 x (6)^3

1/6^24

the Sun's diameter is about 10^6 kilometers. Earth's diameter is about 10^4 kilometers. How many times greater is the Sun's diameter than the Earth's diameter.

10^2 times greater

in the expression below f is an integer 10^-f x 10^2f which value is equivalent to the expression

10^f

x=1 y=5 16x^0 + 5x^2 x y^-1

17

the diameter of a red 6 x 10^-10 meters wide. The diameter of a skin cell is 3 x 10^-12 meters wide. How many times as wide is the diameter of a red blood cell compared to the diameter of a skin cell.

200 times wider

a light year is about 5.9 x 10^12 miles a mile is about 5.28 x 10^3 feet how many feet are in a light year

3.1152 x 10^16 feet

(1.6 x 10^7) + (3.8 x 10^8) Express in scientific notation

3.96 x 10^8

a stadium orders forks for their concession stand. Each box contains 3^5 Forks. The boxes of forks are shipped on crates that each contains 3^3 boxes. The boxes are loaded into trucks that each contain 3^4 crates. What is the total number of forks in each truck?

3^12

Express the number 415,000,000,000 in scientific notation

4.15 x 10^11

there is about 4.8 x 10^19 ft^3 of water on Earth. One cubic foot of water contains about 9.47 x 10^26 water molecules. to determine the number of water molecules on Earth a scientist performs the operation shown below. (4.8 x 10^19) x (9.47 x 10^26)

4.5 x 10^46

9,300,000 as scientific notation

9.3 x 10^6

describe the procedure for multiplying two numbers in scientific notation

multiply the first factors, then add the exponents of the power of 10

1/y^3

y^-3

y^8 / y^3

y^5

(y^3)^2

y^6

y^4 x y^4

y^8