294,980 views
39 votes
39 votes
If you have a 60 Watt light bulb and a 75 Watt light bulb that are going to stay lit for 2.5 days, how many photons with a wavelength of 650 nm would it take to get the job done?

User SivaL
by
2.6k points

1 Answer

27 votes
27 votes

Answer:

I think 4 days

Step-by-step explanation:

I just think it is 4 i think i am worng tho

User Thane Anthem
by
2.8k points