Reflecting telescopes are no longer popular with astronomers because they are expensive and suffer from chromatic aberration
a. True
b. False
Indicate whether the statement is true or false
False
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A 100 g glass container is at 10.0 
C 200 g of water at 90.0
is added to the glass container. What is the final temperature of the water and the glass, in 
C? (specific heat of water = 1.00 cal/g 
C specific heat of glass = .200 cal/gm 
C)
A. 82.7 B. 75.0 C. 68.2 D. 50.2 E. 46.9
The largest satellites of Jupiter are known as the ____________ satellites
Fill in the blank(s) with correct word
In the figure given below. Point a is a distance R from the electron, but point b is only 
from the electron. At which point is the magnitude of the magnetic field the largest?
A. Point a
B. Point b
C. The field has the same magnitude at both points.
Which two processes can generate energy to help a star maintain its internal thermal pressure?
A) nuclear fission and supernova B) nuclear fusion and gravitational contraction C) nuclear fusion and supernova D) nuclear fusion and nuclear fission