Earth Science: Geology, the Environment, and the Universe

Section 1: Tools of Astronomy

Tools of Astronomers

1
The Very Large Array is an example of __________.
A)an infrared telescope
B)a refracting telescope
C)interferometry
D)a refracting telescope

2
A __________ is a technology developed for use in space, which now benefits society.
A)telescope
B)Very Large Array
C)spinoff
D)mare

3
How is electromagnetic radiation arranged on the electromagnetic spectrum?
A)by velocity
B)by color
C)by wavelength and frequency
D)by oscillations

4
What instrument can be used to demonstrate that Earth is rotating?
A)sonar
B)a GPS
C)a reflecting telescope
D)a Foucault pendulum

5
__________ is a common term for electromagnetic radiation.
A)Radiation
B)Radio
C)Waves
D)Light

6
What type of telescope uses mirrors to bring visible light to a focus?
A)reflecting
B)Very Large Array
C)interferometry
D)refracting

7
A __________ telescope uses lenses to bring visible light to a focus.
A)refracting
B)reflecting
C)Very Large Array
D)interferometry

8
What determines the light-collecting power of a microscope?
A)the area of the opening
B)the shape of the opening
C)the number of mirrors
D)the configuration of the lenses
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