homework: atoms videos

i thik that this videos was very interesting, i learned that the protons and the newtons constitud 99.5% of mass in a atom, protons are thing that make all atoms different and the electron move around atoms, the electrons spin 1.000 thousands kilometers,The neutrons are used to liberate the reserves of energy present in the nucleus of the atoms of a type of uranium called uranium-235, a neutron makes impact on a nucleus of uranium 235 and what breaks, when the electron breaks the nucleus, delivers more neutrons.

im going to talk about my experience in England
my dream was to went to England, i went with the school; my friends, first we stated in Salisbury, me and one friend stated in a family house, the family was very funny,the mother has 5 son. every day we study in a little school called twin, We make tours, everyday we went to a different part, we stated there two weeks, the other two weeks we stated in gilford; in a campus, the campus was excellent, it has everything, swimming pool, fields, cinema etc and it has password for enter. the finally three weeks we stated in London; in a hotel, we make tours too, and there we went to some famous places like: London eye, big Ben and some museums

 here are some pictures:

big Ben

I learn in science...

im going to talk about science, the topic:

community interactions: mutualism

                                                     commensalism

                                                     parasitism 

this are the mining: 

mutualism: a relationship between two organisms in which both receive a benefit.

commensalism: a relationship between two organism in which one receive a benefit and the other is neither harm nor help

parasitism: a relationship between two organism in which one receive a benefit and the other is harmed.

here are some pictures:

                                                                           mutualism

                                                                        commensalism

                                                                      parasitism

maria alejandra´s blog :D

hi, mi name is maria alejandra
i like to play basketball, and my favorite color is the red, my favorite food is spaghetti, and my favorite desert is the  ice cream :D. bye