Chuletas y apuntes de Primaria

at present, on our planets some scientist are talking about a climate change,this mean that the earth´s clime are changing by human activity. i think that nowadays this is a serious problems..firstly humans are the main cause of climate change. because our actions have polluted our planet. for example our cars ejected very ​​much carbon dioxide,which creates the atmosphere the greenhouse effect and this is the principal caused of climate change because of climate change the earth's temperature is increasing and the polar ice is disappearing This increases the water´s level of the oceans..in conclusion,the earth's climate is changing  in a few years. for these reasons, i believe that we should  care our planet

at present, in big cities

Factors prodcutivs:  producir bienes y sevicios
1)Materia prima: elementos naturales utilisados en la produccion (LANA)
2)Mano de Obra: Actividad Humana dstinada a la produccion(TEJEDORAS)
3)Capital: elemntos fisicos utilizados en la produccion(TELAR)
•Tegnologia: aumenta la capacidad productiva de los otros factores
•Conocimiento y Experiencia: (KNOW-HOW)

Agentes Economicos:
FAMILA: Generadoras de consumo • Propietarias de factores productivos
EMPRESAS: Prduccion de B&S • Necesitan a la fmilia cmo
factor productivo se entregan rentas•  B&S de las empresas son paras las
familias
ESTADO: acude a los mercados de F y de B&S como oferente y demandante •  Propietario de F productvos que dan las empresas de las qe tambn demandan