A 0.040 kg ball tied to a string moves in a circle that has a radius of 0.700 m. The period is 1.5 s. What is the tangential velocity of the ball? A. 2.9 m/s

B. 37.5 m/s

C. 1 m/s

How does the amount of energy required to hold each proton and neutron in the nucleus compare to the energy released when they are removed?

In which of the following cases is work being done on an object? question 2 options: pushing against a locked door carrying a box down a corridor pulling a trailer up a hill suspending a heavy weight with a strong chain

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents