Identify the forces acting in the following cases- a) A boy pedaling his bicycle fast

b) Squeezing lemon to extract juice.

c) A magnet suspended freely with a thread.

d) A plastic comb attracts bits of paper.

e) Rain drops falling on ground.

f) A monkey climbing the rope.​

In the absence of friction, gravity, and all other external forces, what kind of speed will an object display if it travels from the bottom to the top of an inclined plane? a. constant speed b. increasing speed c. decreasing speed d. speed increases and then decreases e. speed decreases and then increases