The Input work on a pulley system is 75 J. If the pulley system is 84% efficient then what is the output work from the pulley system?

Which are examples of projectile motion? choose all that apply a. a soccer ball rolling across the ground in the northeast direction b. a car turning a corner, so it is heading south c. a javelin flying through the air d. a tennis ball lobbed over the net

How will the system respond to a temperature increase?

Directions: count the number of atoms. ar co2 na3po4 so3 nac2h3o2