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Physic Exercice

Martin Dupont walked on the moon forty years ago. At 1969, his mass was 90 kilos with his moon suit. Until, he took 26 kilos. Knowing that heavyness intensity on Earth is 9,81 Newtons and that it is 6 times more than Moon, calculate the weight of Martin Dupont on the moon in 2009.

At the end of his trip on the moon, Martin Dupont return on Earth. He is happy to breath the breeze once again!

What is the composition of the breeze?

How many protons and electrons are there in each element ?

What are the differents coats of an atom ?

How many protons and electrons are there on the last electronic coat of each element ?

Posted in Group4.