martes, 31 de agosto de 2010

Questions greenhouse

1.- Waht the most commun greenhouse gas emmited from human activities?
it's carbon dioxide
2.- Do you think greenouse gases in the atmpsphere are always bad for human and the enviorement?
No, because the gases help to keep the normal temperature in the planet
3.- In the which of the following ways do people increase the concentration of the greenhouse gases in the atmosphere and why?
a) cuttin down trees   b) drving gasoline - powered automobiles
c) burning coat to create electricity   d) all of above
- because tha carbon dioxide is produced in great  quantity anditisn't absorbed by trees 
4.- Why greenhouse gases cause global warming and explain it?
a) absorbing and reradia ting heat from infrared rays b) causing the atmosphera to catch fire
c) absorbing the water in the atmosphera d) reflecting solar rays
- because this gases don't let to thw solar rays go aut from the planet

Green house effect

1.- Greenhouse gases
 Gases invernadero
2.- Human activites
Actividadeshumana
3.- Gasoline - powered automobiles
Automoviles funcionales con gasolina
4.- Global warming
Calentamiento global
5.- Reradiating heat
Calor radeactivo
6.- Infrared rays
Rayos infrarojos
7.- Solar rays
Rayos solares

jueves, 26 de agosto de 2010

Mi proposito

Mi proposito es antes que nada tener un nuevo conocimiento mas firme y desarrollarlo en el campo de lo que es ingles demostrando mejor conocimiento en la materia