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