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WorksheetsCh. 18: Studying Space
Total questions: 20
Worksheet time: 33mins
Name
Class
Date
1.
What happens in 1 year?
a)
The moon completes one orbit around the Earth.
b)
The sun travels once around the Earth.
c)
The Earth revolves once on it's axis.
d)
The Earth completes one orbit around the sun.
2.
How does the atmosphere affect astronomical observations?
a)
It focuses visible light.
b)
It blocks most electromagnetic radiation.
c)
It blocks all radio waves.
d)
It does not affect astronomical observations.
3.
Stars appear to move across the night sky because of:
a)
the rotation of Earth on its axis.
b)
the movement of the Milky Way galaxy.
c)
the movement of stars in the universe.
d)
the revolution of Earth around the sun.
4.
Which of the following answer choices lists types of electromagnetic radiation from longest wavelengths to shortest wavelength?
a)
radio waves, ultraviolet light, infrared light.
b)
infrared light, microwaves, X rays.
c)
X rays, ultraviolet light, gamma rays.
d)
microwaves, infrared light, visible light.
5.
The length of a day is based on the amount of time that:
a)
Earth takes to orbit the sun one time.
b)
Earth takes to rotate once on its axis.
c)
the moon takes to orbit Earth one time.
d)
the moon takes to rotate once on its axis.
6.
Which of the following statements about X rays and radio waves from objects in space is true?
a)
Both types of radiation can be observed by using the same telescope.
b)
Separate telescopes are needed to observe each type of radiation, but both telescopes can be on Earth.
c)
Separate telescopes are needed to observe each type of radiation, but both telescopes must be in space.
d)
Separate telescopes are needed to observe each type of radiation, but only one of the telescopes must be in space.
7.
According to _________, Earth is at the center of the universe.
a)
the Ptolemaic theory.
b)
Copernicus's theory.
c)
Galileo's theory.
d)
None of the above.
8.
Which scientist was one of the first scientists to successfully use a telescope to observe the night sky?
a)
Brahe
b)
Galileo
c)
Hubble
d)
Kepler
9.
Astronomers divide the sky into:
a)
galaxies
b)
constellations
c)
zeniths
d)
phases
10.
_________ determines which stars you see in the sky.
a)
Your latitude
b)
The time of year
c)
The time of night
d)
All of the above
11.
The altitude of an object in the sky is the object's angular distance
a)
above the horizon.
b)
from the north celestial pole.
c)
from the zenith.
d)
from the prime meridian.
12.
Right ascension is a measure of how far east an object in the sky is from:
a)
the observer.
b)
the vernal equinox.
c)
the moon.
d)
Venus.
13.
Telescopes that work on Earth's surface include all of the following EXCEPT:
a)
radio telescopes.
b)
refracting telescopes.
c)
X-ray telescopes.
d)
reflecting telescopes.
14.
The study of the universe is:
a)
astronomy.
b)
astrology.
c)
geology.
d)
meteorology.
15.
The time required for the Earth to orbit once around the sun:
a)
month.
b)
year.
c)
day.
d)
hour.
16.
A division of the year that is based on the orbit of the moon around the Earth:
a)
year.
b)
month.
c)
day.
d)
hour.
17.
The time required for the Earth to rotate once on its axis:
a)
year.
b)
month.
c)
day.
d)
hour.
18.
An instrument that collects electromagnetic radiation from the sky and concentrates it for better observation:
a)
telescope.
b)
optical.
c)
illusion.
d)
reflection.
19.
All of the frequencies or wavelengths of electromagnetic radiation:
a)
microwaves.
b)
gamma rays.
c)
electromagnetic spectrum.
d)
x rays.
20.
A region of the sky that contains a recognizable star pattern and that is used to describe the location of objects in space:
a)
horizon.
b)
orion.
c)
zenith.
d)
constellation.
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