A racquetball with a mass of 1.0 kilograms collides with a racquet at a speed of 30 meters/second. The duration of the collision is 8.0 x 10-3 seconds. The ball moves off with a speed of 40 meters/second in the opposite direction. What is the
value of the force?
1.25 x 103 newtons
Oь
1.40 x 103 newtons
Ос
1.25 x 102 newtons
Od
1.87 x 102 newtons

Which boundary is associated with the building of the himalaya mountains? convergent transform divergent hot spot

Can anybody me with this? ? (picture included.)

Abag of potato chips contains 2.00 l of air when it is sealed at sea level at a pressure of 1.00 atm and a temperature of 20.0 deg c. what will be the volume of the air in the bag if you take it with you, still sealed, to the mountains where the temperature is 7.00 deg c and atmospheric pressure is 70.0 kpa? assume that the bag behaves like a balloon and that the air in the bag is in thermal equilibrium with the outside air.