Multiple Choice
How does the light- collecting area of an 8- meter telescope compare to that of a 2- meter telescope?
A) The 8- meter telescope has 8 times the light- collecting area of the 2- meter telescope.
B) The 8- meter telescope has 4 times the light- collecting area of the 2- meter telescope.
C) The answer cannot be determined from the information given in the question.
D) The 8- meter telescope has 16 times the light- collecting area of the 2- meter telescope.
Correct Answer:
Verified
Correct Answer:
Verified
Q5: What is an artificial star?<br>A)a meteor<br>B)a satellite
Q6: Which of the following is always true
Q7: Imagine that the sun began glowing half
Q9: The most common isotope of gold has
Q11: One of the absorption lines of hydrogen
Q12: What do astronomers mean by light pollution?<br>A)Light
Q13: When atoms of an element are heated
Q15: The resolution of a 10- meter telescope
Q29: Lines of a particular element appear at
Q61: X-rays from astronomical objects can only be