What is emf?

when are we exposed to emf?

does emf increase or decrease with distance?

what are the primary differences in direct current and alternating current?

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 !

What is the temperature in degrees celsius of a substance with a tempature of 49k

Describe cytokinesis in plants and animals. in animals: in plants.