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Inténtalo
01- The Universe and the solar system
earth
  • 1. The circumference of the Earth at the equator is about
A) 6.000 km
B) 300.000 km
C) 40.000 km
  • 2. The age of the Universe is estimated in about
A) 15.000 years
B) 14.000 millions of years
C) One million of year
solar system
  • 3. The solar system has ____ planets
A) 7
B) 8
C) 9
D) 12
geocentric
  • 4. The prefix geo means..
A) Sol (Sun)
B) Tierra (Earth)
C) Estrella (star)
D) Luna (Moon)
Helio
  • 5. The prefix helio means...?
A) Estrella (star)
B) Sol (Sun)
C) Luna (Moon)
D) Tierra (Earth)
geocentric cosmology
  • 6. Match the concept Geocentric with one of the next scientists
A) Ptolomeo
B) Copernico
C) Newton
D) Galileo
  • 7. Match the concept heliocentric with one of the next scientists
A) Galileo
B) Arquimedes
C) Ptolomeo
D) Copernico
  • 8. The theory that affirm the Universe was created by a great explosion at the beginning of the time is known as...
A) The Quantum theory
B) The Kinetic theory
C) The Big Bang theory
D) The Atomic theory
  • 9. You are doing it very well. Encourage. Go ahead !

    Write down your:
    * Birthday date (day-month)
buzz lightyear
  • 10. The speed of the light in the vacuum is...
A) 1000 km/h
B) 340 m/s
C) 40.000 km/h
D) 300.000 km/s
distance scale
  • 11. The space traversed by light during one year is called
A) One match-year
B) One astronomic unit (A.U.)
C) One light-year
D) Light speed
SunEarth
  • 12. If light travels at 300,000 km per second, how much (in minutes) the sunlight takes to reach the earth surface?
    DATA: Distance Sun-Earth=150 millions of km
A) About 9 minutes
B) About 900 minutes
C) About 90 minutes
  • 13. Our galaxy is know as...
A) Andromeda
B) The milky way
C) Black hole
D) Orion
hidrofus
  • 14. The sun's energy comes from _______ fusion reactions
A) Helium (He)
B) Uranium (U)
C) Carbon (C)
D) Hidrogen (H)
  • 15. It is estimated that the temperature inside the sun (in the core) reaches...
A) 40.000 ºC
B) 300.000 ºC
C) 6.000 ºC
D) 15.000.000 ºC
  • 16. The motion of a planet around its AXIS is called...
A) Traslacion
B) Revolution
C) Turn
D) Rotation
traslation
  • 17. The motion of a planet around the SUN is called...
A) Revolution
B) Turn
C) Rotation
D) Traslation
InnerPlanets
  • 18. Mercury, Venus, Earth, Mars are rocky planets and all of them are called...
A) Inner planets
B) Asteroids
C) Outer planets
D) Small planets
outer planets
  • 19. Jupiter, Saturn, Uranus and Neptune are liquid or gaseous and all of them are called...
A) Astronomic planets
B) Outer planets
C) Inner planets
D) Big planets
planets satellites
  • 20. All the planets except _________ and ________ have satellites (one or more)
A) Mercury and Venus
B) Saturn and Jupiter
C) Mars and Venus
D) Uranus and Neptun
closestar
  • 21. The nearest star to Earth (apart from the sun) is called _______
A) Andromeda
B) Proxima Centauri
C) Betelgeuse
D) Orion
Otros exámenes de interés :
03-control unit 01
04- the earth in the universe unit 02
05-layers of the atmosphere unit 08
Examen creado con That Quiz — donde se practican las matemáticas.