An athelete of weight 600N run up a Flight of stairs 10M in 12sec.​

Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied.

If steel is more dense that lake water, why can a boat float

The volume of a gas is halved during an adiabatic compression that increases the pressure by a factor of 2.5. what is the specific heat ratio? show the math steps .