- 1. The circumference of the Earth at the equator is about
A) 300.000 km B) 40.000 km C) 6.000 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
- 3. The solar system has ____ planets
A) 8 B) 12 C) 7 D) 9
- 4. The prefix geo means..
A) Estrella (star) B) Sol (Sun) C) Tierra (Earth) D) Luna (Moon)
- 5. The prefix helio means...?
A) Sol (Sun) B) Luna (Moon) C) Tierra (Earth) D) Estrella (star)
- 6. Match the concept Geocentric with one of the next scientists
A) Galileo B) Copernico C) Ptolomeo D) Newton
- 7. Match the concept heliocentric with one of the next scientists
A) Copernico B) Ptolomeo C) Galileo D) Arquimedes
- 8. The theory that affirm the Universe was created by a great explosion at the beginning of the time is known as...
A) The Atomic theory B) The Quantum theory C) The Big Bang theory D) The Kinetic theory
- 9. You are doing it very well. Encourage. Go ahead !
Write down your: * Birthday date (day-month)
- 10. The speed of the light in the vacuum is...
A) 300.000 km/s B) 40.000 km/h C) 1000 km/h D) 340 m/s
- 11. The space traversed by light during one year is called
A) One astronomic unit (A.U.) B) One light-year C) Light speed D) One match-year
- 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 90 minutes B) About 9 minutes C) About 900 minutes
- 13. Our galaxy is know as...
A) Andromeda B) Orion C) The milky way D) Black hole
- 14. The sun's energy comes from _______ fusion reactions
A) Hidrogen (H) B) Carbon (C) C) Helium (He) D) Uranium (U)
- 15. It is estimated that the temperature inside the sun (in the core) reaches...
A) 300.000 ºC B) 6.000 ºC C) 15.000.000 ºC D) 40.000 ºC
- 16. The motion of a planet around its AXIS is called...
A) Traslacion B) Turn C) Revolution D) Rotation
- 17. The motion of a planet around the SUN is called...
A) Turn B) Traslation C) Revolution D) Rotation
- 18. Mercury, Venus, Earth, Mars are rocky planets and all of them are called...
A) Asteroids B) Outer planets C) Small planets D) Inner planets
- 19. Jupiter, Saturn, Uranus and Neptune are liquid or gaseous and all of them are called...
A) Outer planets B) Inner planets C) Big planets D) Astronomic planets
- 20. All the planets except _________ and ________ have satellites (one or more)
A) Mars and Venus B) Uranus and Neptun C) Saturn and Jupiter D) Mercury and Venus
- 21. The nearest star to Earth (apart from the sun) is called _______
A) Andromeda B) Orion C) Betelgeuse D) Proxima Centauri
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