3) A soccer ball has just been kicked off the edge of the Grand Canyon which has a height of 2,400 meters above the Colorado River at its base. Ignoring air resistance, what is the

velocity of the ball halfway down (1200 meters above the river)? And, what is the

velocity of the ball when it hits the water (when h=0 meters)?

Ascrew incorporates which other simple machine? lever wheel and axle inclined plane pulley

Connie has $660,000 she wants to save. if the fdic insurance limit per depositor, per bank, is $250,000, which of these way is distributing her money between three banks will guarantee that all of her money is insured ?

An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5×103 j and the energy transferred thermally out is 99.4×103 j. there are 1.5×1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1→2 b. 2→3 c. 4→1 d. 1→2 and 4→1 e. none of the above