The rib-joint pliers are used to grip the smooth pipe c. if the force of 100 n is applied to the handles, determine the state of stress at points a and b on the cross section of the jaw at section aâa. indicate the results on an element at each point.

Explain what will happen if decomposers were apsent from a forest ecoysystem.

What can change the speed of sound as it travels through the ocean? a. salinity only b. density and salinity c. salinity and distance from land d. density and distance from land

Diego is trying to lift a piano to the second floor of his house. diego uses a pulley system and gives a big lift to the piano.the piano moves upward, then stops, and then it starts to fall to the ground. which list best describes the forces on the piano in the proper order? positive force → balanced force → negative force negative force → balanced force → positive force positive force → unbalanced force → negative force negative force → unbalanced force → positive force