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Astronomy Chapter 1 practice Test

Quiz by Pamela Gray

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15 questions
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  • Q1
    How did Hubble tell the universe was expanding?
    The number of galaxies was increasing.
    Galaxies were getting bigger.
    Galaxies were moving away from each other.
    Galaxies were moving toward each other.
    60s
  • Q2
    What is an advantage of a reflecting telescope?
    It can use very small lenses.
    It can detect distant objects.
    It can focus images perfectly.
    It can gather more light.
    60s
  • Q3
    How does the Earth's atmosphere affect starlight?
    It stretches it.
    It causes it to shimmer and blur.
    It causes it to change colors.
    It blocks it.
    60s
  • Q4
    What is the imaginary point directly above an observer's head?
    zenith
    celestial sphere
    right ascension
    altitude
    60s
  • Q5
    Where do scientists put telescopes to avoid interference from Earth's atmosphere?
    In deserts.
    In valleys.
    In space.
    In cities.
    60s
  • Q6
    This person proved there were many galaxies.
    Galileo
    Hubble
    Kepler
    Ptolemy
    60s
  • Q7
    This person had an earth centered theory of the universe.
    Copernicus
    Ptolemy
    Galileo
    Newton
    60s
  • Q8
    What does to Earth's atmosphere do to most types of electromagnetic radiation?
    absorbs them
    freezes them
    blocks them
    stretches them
    60s
  • Q9
    What is the imaginary sphere, created by scientists, that surrounds the earth?
    astrolabe
    ecliptic
    zenith
    celestial sphere
    60s
  • Q10
    Which of the following indicates the universe is expanding?
    observations of blue shift
    the discovery of other galaxies
    an increase in the number of constellations in the sky
    observations of red shift
    60s
  • Q11
    The line where the earth and sky appear to meet
    altitude
    horizon
    equator
    latitude
    60s
  • Q12
    The angle between a star and the horizon is the star's
    altitude
    zenith
    horizon
    celestial sphere
    60s
  • Q13
    Showed the planets move in elliptical orbits around the sun.
    Hubble
    Galileo
    Kepler
    Ptolemy
    60s
  • Q14
    Showed that gravity keeps planets and moons in orbit.
    Galileo
    Newton
    Kepler
    Hubble
    60s
  • Q15
    What makes up the electromagnetic spectrum?
    all the colors of invisible light
    all the colors of visible light
    all of the wavelengths of electromagnetic radiation
    microwaves, gamma rays, and X-rays
    60s

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