Author Question: The most important advantage of CCDs over film is that: A) they record much more light in a given ... (Read 92 times)

Mr. Wonderful · **on:** Jul 27, 2018

The most important advantage of CCDs over film is that:

A) they record much more light in a given exposure time.
B) their images do not have to be developed as film does.
C) they record colors better than film can.
D) they can cover larger areas of the sky than film can.
E) their images never fade, as film can.

Question 2

What happens after a helium flash?

A) The core quickly heats up and expands.
B) The star breaks apart in a violent explosion.
C) The core suddenly contracts.
D) The core stops fusing helium.
E) The star starts to fuse helium in a shell outside the core.