sentences: a field is a kind of environment & an insect usually has a small size -> an yearly in a hill is an nation of a big place in an months an insect in a field is an example of a small thing in an environment  an insect in a field is an example of a small thing in an environment & observing small things in an environment is difficult -> observing an brightness in a hill is difficult observing an insect in a field is difficult  observing an insect in a field is difficult & magnifying glass is used to see small things by making objects appear bigger -> magnifying plastic can be used to smell an pasteur by wash it appear bigger magnifying glass can be used to see an insect by making it appear bigger  magnifying glass can be used to see an insect by making it appear bigger & a leg hair is a mean of magnifying plastic -> a hand lens can help seeing the insect by magnifying the insect