Suppose heat has caused convection currents to from in a fluid. when the heat source is removed from the fluid, the convection currents will a. speed up b. change direction c. eventually stop d. continue at the same rate forever

Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

Suppose a force of 60 n is required to stretch and hold a spring 0.1 m from its equilibrium position. a. assuming the spring obeys hooke's law, find the spring constant k. b. how much work is required to compress the spring 0.5 m from its equilibrium position? c. how much work is required to stretch the spring 0.6 m from its equilibrium position? d. how much additional work is required to stretch the spring 0.1 m if it has already been stretched 0.1 m from its equilibrium? a. kequals 600