Converting nanometers to meters

[iphone26]

Homework Statement

the wavelength of a laser is 720 nanometers. convert the wavelength to meters.

Homework Equations

i am not sure of an equation that will help me.

The Attempt at a Solution

this question was on a quiz i had recently and i got it wrong. i just divided by 1000 as a complete guess.

 

[needlottahelp]

1 meter = 10^9 nanometers I believe

 

[iphone26]

thank you! as i think about it now my teacher did remind me that always add 10^9 after the wavelength.

 

[lovetaylor555]

Its 10^-9 I believe.