Bonsoir je me suis pris très tard mais si quelqu'un peut m'aider franchement ça serait sympatoch ( 1ere spé physique): Un système de masse m = 3,0 kg goulotte de 10 m. • Calculer la variation de son énergie potentielle de pesanteur au cours de la chute. Donnée : g= 10 N. kg-1

This is important 1. what happens to the speed of molecules in water vapor when it condenses to form a liquid? (2 points) the molecules slow down. the molecules speed up. the molecules slow down and then speed up. the molecules speed up and then slow down. 2. how might human activities change to compensate for a decrease in water supplies? (2 points) humans might build a factory. humans might build drainage systems. humans might extract more water from the ground. human behavior does not change because of the water cycle. i'll be grateful if anyone can answer these 2 questions !

Most short-period comets do not have randomly oriented orbits because

Which of the following list the divisions of the geologic time scale in order from longest to shortest