bonsoir j ai besoin d aide pour cette exercice de physique chimie rédigé en anglais merci de m aider ;)

On the first manned trip to the Moon in 1969, the Apollo 11 mission brought rocks back. On the Moon, the weight of these rocks was P1 = 34,7 N.

1. What is the mass m of the lunar rocks brought back?
2. Deduce the P value of their weight on Earth.
3. Why is the weight of an object not a feature of this object?

Data 8L = 1,6 Nkg-';8T = 9,8 N.kg T​