UNICENTRO 2010
What goes up
Everything that we send high enough into space will ultimately end up as space garbage. As long as an object is above the earth atmosphere it will stay in orbit for thousands or even millions of years. Some day it will hit one of the other millions of objects orbiting the earth and that will create more pieces of space garbage, which could crash into each other. For this reason, going into space is very risky and crashing into space garbage is just one of the risks.
After 40 years of sending objects into space, we have seriously polluted the final frontier. Many space paths are littered with garbage and have become a threat to satellites and astronauts.
(Extract from “Our world protecting the environment’- Andrew Bennetto & Heather Jones)
The underlined expression in ”As long as an object is above the earth atmosphere it will stay in orbit…” can, without changing the meaning, be replaced by
Quem é TIM estuda de graça com nosso Cronograma de Estudos!
Você que é cliente TIM já tem acesso ilimitado às videoaulas e exercícios de todas as disciplinas do Stoodi, sem consumir seu pacote de dados. Agora, que tal aproveitar acesso gratuito ao nosso Cronograma de Estudos?
Para habilitar seu benefício é preciso:
- Fazer o cadastro ou login no site Stoodi pelo celular
- Estar conectado a uma rede móvel da TIM
Vamos lá? :)