Expliquer pourquoi le point M représente la position où le projectile est soumis à des actions qui se neutralisent. Faire
un schéma explicatif.
Déterminer la distance d entre la Terre et le point M, et
wérifier la dernière phrase du texte de Jules Verne.

At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid

I'm thinking it's 2 you are asked to explain the earth's magnetic field. which is the best reply? 1. the earth's magnetic south is similar to the north pole of a magnet. 2. the earth's core has a strong magnetic charge similar to the south pole of a magnet. 3. the earth's geomagnetic south is similar to the south pole of a magnet. 4. the earth's magnetic charge is not centered at either pole; it varies based on location.

If anyonee has done the momentum lab practical in physics can you give me the answers i am s lostt rnn : (