Goldie doldfish, a speed swimmer, loves to rece around the parks pond, which is 0.5 miles around. if she can swim around the track in 2 hours, whar is her average speed?

In which of the following cases is work being done on an object? question 2 options: pushing against a locked door carrying a box down a corridor pulling a trailer up a hill suspending a heavy weight with a strong chain

The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?

Glass has a hardness that is in the middle of the hardness scale. what is the hardness of glass?