Question

Scientific Notation :

1. The speed of light is 3 * 10 to the 8th power m/s. If the sun is 1.5 times 10 to the 11th power meters from earth, how many seconds does it take light to reach the earth?

2. A liter is equal to 1 times 10 to the 6th power mm to the 3rd power. There are roughly 5 times 10 to the 6th power red blood cells in 1 mm cubed of human blood. How many red blood cells are there in a liter of human blood?

3. Lake Superior has roughly 25 times the volume of Lake Erie. If the volume of Lake Superior is approximately 1.22 times 10 to the 4 power km cubed, what is the approx

@e.mccormick @myininaya @mathstudent55 @kropot72

Answer 1

What is the approximate volume of Lake Erie ?

Answer 2

are you familiar with dimensional analysis?

Answer 3

1.
\[3\times10^{8}\times1.5\times10^{11}\]
\[3\times1.5\times10^{11+8}\]
\[4.5\times10^{19}\]

Answer 4

Um I know dimensional analysis but not like a diagram