What is the reaction force for an apple hanging from a tree branch? (regarding Newton's third law of motion)

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

A4.0-cm tall light bulb is placed a distance of 32.0 cm from a concave mirror having a focal length of 16.0 cm. determine the image distance

Athird point charge q3 is now positioned halfway between q1 and q2. the net force on q2 now has a magnitude of f2,net = 5.861 n and points away from q1 and q3. what is the value (sign and magnitude) of the charge q3?