You slide across a wooden floor in your socks. There is a normal force of 800

N acting on you, and the coefficient of kinetic friction is 0.44. What is the

force of friction acting on you as you slide?

an electric motor lifts an elevator that weighs 1200N a distance of 9m in 15s, what is the power of the motor in watts?

The first model of an atom was a simple, neutral sphere. explain why J. J Thomson had to come up with a new model of the atom when he discovered the electron?

Why do some things float but others sink if they have the same mass?

During sublimation particles in a solid room deodorizer move directly into the air as a gas how does the movement of the deodorizer particles change? the particles ___.

You should be extra careful during the hours of sunrise, sunset, and nighttime because

1:a boy 2 a girl pulling a heavy crate at the same time w/10 unite of force each. What is the net force acting on the object

Animals that can hear ultrasonic sounds are the what

If the rock has a mass of 1 kg which is the speed of the rock after it has fallen for two seconds

2 Cars A and B both at rest are to set of from a town to a common destination along the same route. Car A was the first to take off and travelled at 2.

In an experiment to measure the acceleration due to gravity, g two values, 9.72 m/s2 and 9.67 m/s2, as determined. if the accepted value of g is: 9.8 m/s2 find the followings: i) the percentage difference of the measurements?