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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
gamma rays
B
radio waves
C
gravity
D
visible light
2) Which cole has the longest wavelength
A
orange
B
green
C
red
D
blue
3) The fact that light can exert a pressure on matter suggests that is made of particles called
A
neutrons
B
electrons
C
photons
D
protons
4) Which famous scientist unknowing ly founded the field of spectroscopy
A
Galileo
B
George Hale
C
Isaac Newton
D
Albert Einstein
5) Which type of spectrum can be produced by a solid, liquid, or gas
A
emission spectrum
B
continuous spectrum
C
absorption spectrum
D
discontinuous spectrum
6) What inofrmation does a star\'s spectrum offer about the star
A
size
B
chemical composition
C
none of the choices are correct
D
age
7) Which type of spectrum is associated with the radiation of most stars
A
emission spectrum
B
discontinuous spectrum
C
absorption spectrum
D
continuous spectrum
8) Which famous scientist first used a telescope for astonomical observations
A
George Hale
B
Galileo
C
Albert Einstein
D
Isaac Newton
9) Which property of an optical telescope is associated with a sharper image
A
magnifying power
B
light gathering power
C
chromatic abberation
D
resolving 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 are less affected by atmospheric conditions
C
Radio telescopes can operate 24 hours a day
D
Radio telescopes are less expensive
*select an answer for all questions
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