The Sun-Earth-Moon System
Practice Test
1.
Why do no maria exist on the far side of the Moon?
a.
Lava did not fill in the far side.
b.
The crust is half as thin on the far side.
c.
The crust is twice as thick on the far side.
d.
There were no impacts on the far side.
2.
The Very Large Array is an example of __________.
a.
a refracting telescope
b.
a refracting telescope
c.
interferometry
d.
an infrared telescope
3.
What theory of formation is most widely accepted for Earth's moon?
a.
the capture theory
b.
the impact theory
c.
the simultaneous formation
d.
the plate tectonic theory
4.
All of the craters on the Moon are __________.
a.
geologically young
b.
oval in shape
c.
impact craters
d.
filled with granite
5.
What type of telescope uses mirrors to bring visible light to a focus?
a.
interferometry
b.
Very Large Array
c.
refracting
d.
reflecting
6.
What part of the figure is the sun overhead during the summer solstice?
a.
between the Tropic of Cancer and the north pole
b.
equator
c.
north pole
d.
Tropic of Cancer
7.
The plane of Earth's orbit around the Sun is called __________.
a.
the revolution
b.
the altitude
c.
the ecliptic
d.
the solar day
8.
Which series of the moon in the figure are waxing?
a.
15-17
b.
21-15
c.
17-19
d.
19-21
9.
On the summer solstice, the Sun is directly above the __________, and the number of daylight hours for the northern hemisphere is __________.
a.
tropic of Capricorn, at a minimum
b.
tropic of Cancer, at a maximum
c.
equator, at a maximum
d.
tropic of Capricorn, at a minimum
10.
What are smooth, dark, plains on the Moon called?
a.
rays
b.
maria
c.
rilles
d.
highlands
11.
How is electromagnetic radiation arranged on the electromagnetic spectrum?
a.
by color
b.
by wavelength and frequency
c.
by oscillations
d.
by velocity
12.
The __________ of the Moon are light in color, mountainous, and heavily covered by craters.
a.
rilles
b.
highlands
c.
rays
d.
maria
13.
When the Moon is aligned with and between the Sun and Earth, the Moon is at the __________ stage.
a.
waxing crescent
b.
waning gibbous
c.
full moon
d.
new moon
14.
What instrument can be used to demonstrate that Earth is rotating?
a.
a GPS
b.
sonar
c.
a reflecting telescope
d.
a Foucault pendulum
15.
What determines the light-collecting power of a microscope?
a.
the shape of the opening
b.
the area of the opening
c.
the configuration of the lenses
d.
the number of mirrors
