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