Which, if any, of the heat engines violate (s) the second law of thermodynamics?

A swing is made from a rope that will tolerate a maximum tension of 5.07 x 102 N without breaking. Initially, the swing hangs vertically. The swing is then pulled back at an angle of 58.6 ° with respect to the vertical and released from rest.

What is newtons second law in terms of momemtum

An object with a mass of 5.0 Kg has a force of 20.0 newtons applied to it. What is the resulting acceleration of the object?

A hot-air balloon is ascending at the rate of 14 m/s and is 84 m above the ground when a package is dropped over the side. (a) How long does the package take to reach the ground? (b) With what speed does it hit the ground?

In what direction do westerlies blow?

In which region of the periodic table do the elements NOT normally react chemically with other elements? A. metals B. metalloids C. nonmetals D. noble gases

A hot air ballon was a mass of 400 kilograms moves across the sky with 3200 joules of kinetic energy. the velocity of the balloon is

What Is a mineral made of oxidized hydrogen

If you were to go to space, and took your helmet of the suit off while your out side of the rocket, what would happen?

In Step 5, you will calculate H+/OH - ratios for more extreme pH solutions. Find the concentration of H + ions to OH - ions listed in Table B of your Student Guide for a solution at a pH = 2.