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Ch 24 1/2
Test Description: 1/2
Instructions: Answer all questions to get your test result.
1) Which of the following is not a form of electromagnetic radiation
A
visible light
B
radio waves
C
gamma rays
D
gravity
2) Which cole has the longest wavelength
A
red
B
orange
C
green
D
blue
3) The fact that light can exert a pressure on matter suggests that is made of particles called
A
photons
B
protons
C
electrons
D
neutrons
4) Which famous scientist unknowing ly founded the field of spectroscopy
A
Galileo
B
Isaac Newton
C
Albert Einstein
D
George Hale
5) Which type of spectrum can be produced by a solid, liquid, or gas
A
absorption spectrum
B
discontinuous spectrum
C
continuous spectrum
D
emission spectrum
6) What inofrmation does a star\'s spectrum offer about the star
A
age
B
chemical composition
C
none of the choices are correct
D
size
7) Which type of spectrum is associated with the radiation of most stars
A
discontinuous spectrum
B
absorption spectrum
C
continuous spectrum
D
emission spectrum
8) Which famous scientist first used a telescope for astonomical observations
A
Galileo
B
Albert Einstein
C
Isaac Newton
D
George Hale
9) Which property of an optical telescope is associated with a sharper image
A
resolving power
B
magnifying power
C
chromatic abberation
D
light gathering power
10) Whic of the following in NOT an advantage of radio telescopes over optical telescopes
A
Radio telescopes have better resolution
B
Radio telescopes can operate 24 hours a day
C
Radio telescopes are less expensive
D
Radio telescopes are less affected by atmospheric conditions
*select an answer for all questions
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