Deck 3: Astronomical Numbers

Question 1

If you express .0000003 in scientific notation, you would show it as _____.

A) 3x10^-6
B) 3x10^-7
C) 3x10^-8
D) 3x10^-5

Answer 1

3x10^-7

Question 2

The MKS system stands for

A) many kilometers seconds.
B) meter kilometers seconds.
C) meter kilograms seconds.
D) centimeters grams seconds.

Answer 2

meter kilograms seconds.

Question 3

632,000 is the same as

A) 632 X 10⁵
B) 6.32 X 10⁶
C) 6.32 X 10⁵
D) 632 X 10⁶

Answer 3

6.32 X 10⁵

Question 4

Mega means ___________ in the metric system.

Question 5

We use the __________ system to define quantities in the metric system.

Question 6

A mile and kilometer are about the same distance.