Arock has a mass of 25kg. the acceleration due to gravity is 10 m/s and the height of the rock is 42 m. find the potential energy of the rock a. 10,500 j b. 1,050 j c. 220,500 d. 5,250

Which property is illustrated by the following statement? if hxa rgi, then rgi hxa.

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse.a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?

Ben frank is an electrician who installs lighting fixtures. he charges (in dollars) his clients 15h+40f15h+40f where hh is the number of hours worked and ff is the number of fixtures installed. how much does ben frank charge when he works 77 hours and installs 99 fixtures?