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aan apple is dropped from a window 20 meters above the ground how long does it take the apple to reach the ground what
a baseball team is practicing throwing balls vertically upward to test their throwing arms a player manages to throw a
block awith a mass of 10kg rests on 30 degree inclinethe coefficient of kinetic friction is 020 the attached string is
a car traveling at 283 ms undergoes a constant deceleration of 198 ms2 when the brakes are applied how many revolutions
question1 the net force on a 50kg bowling ball is 200n what is the acceleration of the bowling ball2 a baseball is hit
a bullet is fired with an initial speed of 800 ms from ground level at an angle of 600 degree above the horizontal the
a rocket initially at rest launches vertically from the earth with constant acceleration the rocket attains a speed of
q1 define the political economies of low income and high-income countriesq2 describe how governments impact global
a 323 gram silver bullet traveling at 973 mph strikes an armor plate and comes to a stop if all its energy is converted
a bungee cord is stretched between two poles 302 meters apart and it has a mass of 4399 grams if the force needed to
veronica can swim 30 ms in still water while trying to swim directly across a river from west to east veronica is
mubarak jumps and shoots a field goal from the far end of the court into the basket at the other end a distance of 276
a system of inertia 055nbspkg consists of a spring gun attached to a cart and a projectile the system is at rest on a
a brush fire is burning on a rock ledge on one side of a ravine that is 30 m wide a fire truck sits on the opposite
how do defibrillators work what care must the person administering the treatment take give other examples of medical
1 blocknbspawithnbspa mass of 10kg rests on 30 degreenbspinclinethenbspcoefficient of kinetic friction is 020 the
a hot air ballons is rising upward with a constant speeed of 300 ms when the ballon is 250m above the gound the
a mass of 10 kg is placed on an incline with friction and no additional forces acting on it and it begins to slide at
an object with a mass of 8 kg lies on a horizontal surface with friction with a coefficient of kinetic friction of 064
1 a 20000 lb car with a speed of 900 ms brakes to a stop how many calories of heat are generated by the brakes as a
the heat death of the universe seems to be a logical consequence of the second law of thermodynamics look for
the motor of a rocket produces a fairly constant force on the ship by ejecting hot gases through a nozzle at the rear
a squash ball dropped from a height of 8ft above the floor rebounds to a height of 3 feetnbspwith what velocity must
an object with a mass of 10 kg lies on a horizontal surface with friction with a coefficient of kinetic friction of 065