someone please tell me or give me a reason why my nintendo switch controller wont connect to the console?

This drawing shows a human body system. what is the primary function of this body system?

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

What kind of intermolecular forces act between a hydrogen fluoride molecule and a hydrogen peroxide molecule? note: if there is more than one type of intermolecular force that acts, be sure to list them all, with a comma between the name of each force.