If millikan was measuring the charge on an oil droplet with 3 negatively charged electrons on it, what charge would he have measured on the droplet?

What is the kinetic energy of a 10-kg bicycle moving at 10 m/s

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 !

Positrons are spontaneously emitted from the nuclei of