SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Astronomy Basics
Start Test
Study First
Subject
:
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A group of about 30 galaxies that includes the Milky Way
light-year
red giant
local group
white dwarf
2. The increase in wavelength of light due to an object moving away from the observer
radio telescope
red shift
evolution
Nicolaus Copernicus
3. The place in the orbit of a planet where the planet is farthest from the sun
Nicolaus Copernicus
Claudius Ptolemy
aphelion
Galileo Galilei
4. A telescope that uses a curved mirror to collect and focus light
radio telescope
big bang theory
reflecting telescope
Hubble Space Telescope
5. An elongated circle - or oval shape - the shape of the planets orbit
ellipse
supernova
Tycho Brahe
neutron star
6. A space telescope and camera named for a famous astronaut (Edward Hubble) used to study space elements
Hubble Space Telescope
lunar eclipse
nebulae
Hubble's law
7. Remnant of a star that is so dense that nothing - not even light - can escape its gravity field
parallax
black hole
quasar
solstace
8. Italian astronomer - mathematician - and physicist. His telescopes proved the sun is the center of the solar system and that the planets/moon move. He was persecuted for supporting Copernicus' ideas.
Galileo Galilei
phases of the moon
meteorite
equinox
9. A very small star with low temperature - reddish in color
Hubble's law
red shift
red shift
red dwarf
10. Chunk of rock or dust in space
irregular galaxy
white dwarf
meteroid
apogee
11. A space telescope and camera named for a famous astronaut (Edward Hubble) used to study space elements
evolution
absolute magnitude
retrograde motion
Hubble Space Telescope
12. Radiation left over from the beginning of the universe
planetesimal
background radiation
binary star
photon
13. A star that ejects some of its material in the form of a cloud and become more luminous in the process
nova
white dwarf
supergiant
nebulae
14. An elongated circle - or oval shape - the shape of the planets orbit
Kuiper Belt
ellipse
perhelion
background radiation
15. Any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter)
elliptical galaxy
galaxy cluster
asteroid
refracting telescope
16. The blocking of sunlight to the moon that occurs when Earth is directly between the sun and the moon
Hubble Space Telescope
big bang theory
lunar eclipse
phases of the moon
17. Point of moon's orbit when it is nearest the earth
big bang theory
white dwarf
protostar
perigee
18. Point in orbit that is closest to the sun - planet moves faster
perhelion
planet
astronomical unit (AU)
element
19. A very small star with low temperature - reddish in color
milky way galaxy
terrestrial planet
red dwarf
comet
20. One of the small asteroid-like bodies that formed the building blocks of the planets
blue shift
planetesimal
red shift
main-sequence star
21. Planet with a solid - rocky crust; more dense; Inner planet. Mercury - Venus - Earth - Mars
terrestrial planet
Nicolaus Copernicus
refracting telescope
asteroid
22. A region of the solar system that is just beyond the orbit of neptune and that contains small bodies made mostly of ice
equinox
galaxy
Kuiper Belt
geocentric
23. The study of the spectra of stars by analyzing the spectral properties of the light they give off
spectroscopy
solar eclipse
apogee
perhelion
24. The comet discovered in 1705 that repeats itself every 76 years and last appeared in 1986.
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
25. The spectrum of electromagnetic radiation that has passed through a medium that absorbed radiation of certain wavelengths
absorption spectrum
red shift
red dwarf
pulsar
26. A star that falls into the main sequence category on the H-are diagram
big bang theory
main-sequence star
protostar
retrograde motion
27. One of the small asteroid-like bodies that formed the building blocks of the planets
planetesimal
the big crunch
Kuiper Belt
Oort Cloud
28. A model of the universe based on the assumption that the sun - moon - and planets all orbit Earth
red dwarf
geocentric
evolution
heliocentric
29. A rapidly spinning neutron star that produces radio waves
precession
pulsar
nebula
coma
30. Light distance travels in one year (9.5 trillion km)
Hertzsprung-Russel Diagram
perigee
light-year
comet
31. Italian astronomer - mathematician - and physicist. His telescopes proved the sun is the center of the solar system and that the planets/moon move. He was persecuted for supporting Copernicus' ideas.
meteroid
electromagnetic spectrum
quasar
Galileo Galilei
32. Brahe's assistant - German astronomer who first discovered the three laws of planetary motion (1571-1630)
terrestrial planet
meteroid
Johannes Kepler
light-year
33. A system of two stars that revolve around each other under their mutual gravitation
Claudius Ptolemy
red dwarf
terrestrial planet
binary star
34. A system of galaxies containing from several to thousands of member galaxies
aphelion
galaxy cluster
Hubble Space Telescope
rotation
35. A faint star of enormous density
nebula
red shift
white dwarf
Galileo Galilei
36. All of the frequencies or wavelengths of electromagnetic radiation
electromagnetic spectrum
apparent magnitude
evolution
heliocentric
37. A contracting cloud of gas and dust with enough mass to form a star
precession
chromatic abberation
protostar
Oort Cloud
38. A galaxy shaped like a flattened ball - containing only old stars
milky way galaxy
elliptical galaxy
nebulae
reflecting telescope
39. The average distance between the Earth and the sun - or approximately 150000000 km
wavelength
emission spectrum
astronomical unit (AU)
absorption spectrum
40. A variable star that brightens and dims regularly - or pulses - and whose distance can be determined from its period of pulsation
cepheid variable
quasar
evolution
continuous spectrum
41. Any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter)
asteroid
perhelion
cepheid variable
retrograde motion
42. The rainbow effect when light is dispersed through lens
supernova
chromatic abberation
accretion
wavelength
43. Influenced by Copernicus; Built observatory and collected data on the locations of stars and planets for over 20 years
apparent magnitude
Tycho Brahe
spectroscopy
photon
44. The brightness of a star when viewed from Earth
constellation
apparent magnitude
radio telescope
blue shift
45. Planets with low densities and are huge gas giants. Jupiter - Saturn - Uranus - Neptune
lunar eclipse
parallax
Jovian planet
white dwarf
46. A graph relating the temperature and brightness of stars
Hertzsprung-Russel Diagram
planetesimal
aphelion
terrestrial planet
47. The apparent westward motion of the planets with respect to the stars
red shift
Nicolaus Copernicus
evolution
retrograde motion
48. The elliptical motion of a body as it orbits another body in space
nova
absorption spectrum
evolution
irregular galaxy
49. Change in the apparent frequency of a wave as observer and source move toward or away from each other
doppler effect
meteor
galaxy
elliptical galaxy
50. The place in the orbit of a planet where the planet is farthest from the sun
aphelion
absorption spectrum
lunar eclipse
big bang theory