Question

The area of Greenland is 840,000 square miles. What is this number in scientific notation?
840x 10^5
84 x 10^-5
8.4 x 10^5
8.4 x 10^-5

2. What answers represents this number in scientific notation
0.00000916

916x10^-8
9.16x10^-6
916x^10^8
9.16 x 10^6

3. what is the number in standard form
5.75x10^9

5,750,000,000
575,000,000,000
0.00000000575
0.570000000000

4. In a recent year the world production of wheat was about 5.2x10^8 metric tons. What is this number in standard form.

0.000000052
0.0000000052
520,000,000
5,200,000,000

Answer 1

Ok, first one.
What do you think?

Answer 2

c

Answer 3

:D your right!
Ok, two... what do you think?

Answer 4

b?

Answer 5

Yep, even A could be right.
Three?

Answer 6

b

Answer 7

Mhh, not quite but close.... A
You have to move the decimal point 9 times to the right.

Answer 8

oh. alright

Answer 9

Last one?

Answer 10

c

Answer 11

YAY your right :D

Answer 12

ok. thank you! :)

Answer 13

Any time :)