- 1. The circumference of the Earth at the equator is about
A) 6.000 km B) 40.000 km C) 300.000 km
- 2. The age of the Universe is estimated in about
A) 14.000 millions of years B) 15.000 years C) One million of year
- 3. The solar system has ____ planets
A) 8 B) 9 C) 12 D) 7
- 4. The prefix geo means..
A) Luna (Moon) B) Sol (Sun) C) Estrella (star) D) Tierra (Earth)
- 5. The prefix helio means...?
A) Estrella (star) B) Luna (Moon) C) Sol (Sun) D) Tierra (Earth)
- 6. Match the concept Geocentric with one of the next scientists
A) Newton B) Galileo C) Copernico D) Ptolomeo
- 7. Match the concept heliocentric with one of the next scientists
A) Ptolomeo B) Galileo C) Arquimedes 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 Big Bang theory B) The Quantum theory C) The Kinetic theory D) The Atomic 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 match-year B) One astronomic unit (A.U.) C) Light speed D) One light-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 900 minutes C) About 9 minutes
- 13. Our galaxy is know as...
A) Black hole B) The milky way C) Orion D) Andromeda
- 14. The sun's energy comes from _______ fusion reactions
A) Hidrogen (H) B) Carbon (C) C) Uranium (U) D) Helium (He)
- 15. It is estimated that the temperature inside the sun (in the core) reaches...
A) 40.000 ºC B) 15.000.000 ºC C) 6.000 ºC D) 300.000 ºC
- 16. The motion of a planet around its AXIS is called...
A) Rotation B) Traslacion C) Turn D) Revolution
- 17. The motion of a planet around the SUN is called...
A) Traslation B) Turn C) Rotation D) Revolution
- 18. Mercury, Venus, Earth, Mars are rocky planets and all of them are called...
A) Asteroids B) Inner planets C) Small planets D) Outer planets
- 19. Jupiter, Saturn, Uranus and Neptune are liquid or gaseous and all of them are called...
A) Outer planets B) Big planets C) Astronomic planets D) Inner planets
- 20. All the planets except _________ and ________ have satellites (one or more)
A) Mercury and Venus B) Mars and Venus C) Uranus and Neptun D) Saturn and Jupiter
- 21. The nearest star to Earth (apart from the sun) is called _______
A) Betelgeuse B) Proxima Centauri C) Andromeda D) Orion
|