Astronomy- Unit 3 Review

Front

The visible color of electromagnetic radiation that has the shortest wavelength is:

Back

violet.

Front

The light gathering power of a telescope depends on the ___________.

Back

surface area of the primary mirror/lens

Front

If a light source is approaching you at a speed very close to the speed of light, it will appear:

Back

bluer than it is.

Front

Which of the following is NOT a radio telescope? GBT, Arecibo, ELT, VLA

Back

ELT

Front

The three wise men following the "Star of Bethlehem" were actually following ____________ or a supernova.

Back

Jupiter

Front

Of all the forms of electromagnetic radiation, the one with the lowest frequency is:

Back

radio waves.

Front

An emission spectrum (the pattern of lines observed when light passes through a prism) can be used to identify a(n):

Back

element.

Front

The observed spectral lines of a star are all shifted towards the red end of the spectrum. Which statement is true?

Back

This is an example of the Doppler effect.

Front

Which of the following is caused by light pollution? headaches, fatigue, stress, and anxiety, navigation issues for turtles, birds, and insects, wasted electricity, all of the above

Back

all of the above

Front

What is it called when a planet lines up with a star?

Back

occultation