Most of the carbon dioxide on Venus A) has frozen out in the ...

[jazziefee]

Most of the carbon dioxide on Venus
 
  A) has frozen out in the polar regions
  B) is dissolved in oceans of liquid water, forming carbonate rocks
  C) is still present in the atmosphere
  D) has escaped into space

Question 2

Two 100 W lightbulbs are to be connected to a 120 V source. What is the current, potential difference, and dissipated power for each when they are connected:
 
  (a) in parallel (the normal arrangement)?
  (b) in series?

[yasmina]

Answer to Question 1

C

Answer to Question 2

(a) 0.83 A in each; 120 V; 100 W each, 200 W total.
(b) 0.42 A in each; 60 V; 25 W each, 50 W total.

[jazziefee]

Thanks

[yasmina]

Welcome