A 40 kg dog is sitting on top of a hillside and has a potential energy of 1,568 J. What is the height of the hillside? (Formula: PE = mgh) 3.9 m 4.0 m 39.2 m 40.0 m

Need in all of themmm only answer if you know plsssss

Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?

Which expression allows you to determine the mechanical advantage of an inclined plane? a. height of plane / input force b. length of plane / input force c. length of plane / height of plane d. height of plane / length of plane