2. Se identifica el objeto de estudio, recopilando información a través de los sentidos y búsqueda
en diferentes fuentes sobre lo que se desea
investigar
a) Observación
b) Experimentación
c) Establecimiento de leyes o teorias​

I'm sorry to hear that. i will try to answer your other questions if it is within my ability. : )answers: my favourite colour is black.my favourite food is pasta.my favourite school subject is english, but i do also like lunch time.my least favourite subject is history as well as geography. i have currently garnered a quite equal hatred for both of the subjects.what about you? well, you for the points. : )

Because people are wasting it

Of the cold they can survive in the cold

A  reaction  in which  energy  is  released  to the surroundings is called an exothermic  reaction. in this type of  reaction  the enthalpy, or stored  chemical energy, is lower for the products than the reactants. when ammonium nitrate is dissolved in water,  energyis  absorbed  and the water cools.