What advantage does an organism have because of photosynthesis

Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

Asmall grinding wheel has a moment of inertia of 4.0×10−5 kg⋅m2 . what net torque must be applied to the wheel for its angular acceleration to be 150 rad/s2 ?