- 1. In which layer is the ozone?
A) Mesosphere B) Troposphere C) Stratosphere D) Biosphere
- 2. In which layer does reach a temperature of -60ºC?
A) Litosphere B) Stratosphere C) Troposphere D) Exosphere
- 3. In which layer is the pressure lower?
A) Biosphere B) Troposphere C) Thermosphere D) Stratosphere
- 4. The main gases which form the atmosphere are..
A) He , O2 B) He , N2 C) N2 , O2 D) H2 , O2
- 5. In the thermosphere the temperature drop
A) TRUE B) FALSE
- 6. The troposphere layer reach until
A) 12 km B) 50 km C) 80 km D) 500 km
- 7. The atmospheric phenomena occur in
A) Stratosphere B) Exosphere C) Troposphere D) Biosphere
- 8. The IONOSPHERE is important because
A) Absorbe the UVA rays B) Reduces the greenhouse effect C) Reflect the Electromagnetic Waves D) Keeps the temperature stable
- 9. What's the name of the instrument used to measure atmospheric pressure
A) Presionómetro B) Barómetro C) Atmosferómetro D) Manómetro
- 10. El calentamiento de la atmosfera debido a la absorcion de ondas infrarojas por el CO2 se denomina
A) Water Cycle B) Greenhouse effect C) Greenwich effect D) Photosynthesis
- 11. In which layer of the atmosphere meteors are burned
A) Mesosphere B) Stratosphere C) Troposphere D) Thermosphere
- 12. The greenhouse effect is
A) Warming of the atmosphere B) Increase of UVA radiation C) Droping of acid rain D) Growth of green plants
- 13. The instrument used to measure the pressure of a gas in a container is called
A) Gasómetro B) Barómetro C) Manómetro D) Presionómetro
- 14. CO2 absorption by plants to produce food is called
A) Photosynthesis B) Greenhouse effect C) Oxidation D) CO2 cycle
- 15. on top of Mount Everest the atmospheric pressure is about
A) 3 times the pressure at sea level B) 1/6 of the pressure at sea level C) 1/3 of the pressure at sea level D) 1/2 of the pressure at sea level
- 16. Atmospheric pressure is the same at any height from the ground
A) False B) True
- 17. The average temperature on the surface of the earth is about
A) 25ºC B) 15ºC C) -18ºC D) 0ºC
- 18. the first scientist who measured the atmospheric pressure was
A) Newton B) Arquimedes C) Torricelli D) Galileo
- 19. oxygen from the atmosphere
A) was produced by amphibians B) was produced by fungi C) was produced by anaerobic bacteria D) was produced by green plants
- 20. which gas was NOT present in the PRIMITIVE earth's atmosphere?
A) O2 B) SO2 C) NH3 D) H2O
- 21. The force exerted at sea level by atmospheric pressure is about
A) 9'8 kg / cm2 B) 1 kg / cm2 C) 760 g / m2 D) 1 kg / m2
- 22. The most abundant gas in the atmosphere in our days is
A) Carbon dioxide B) Oxygen C) water vapor D) Nitrogen
- 23. CO2 is a gas useless. It only serves to increase the greenhouse effect
A) False B) True
- 24. Razona por qué la presión atmosférica DISMINUYE con la altitud (por ej. a la altura a la que vuelan los aviones -10.000 m- es casi 4 veces menor)
- 25. Haz una breve redacción contando lo que has aprendido en esta unidad y destacando lo que te ha parecido mas interesante.
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