Which of the follow choices defines energy in scientific terms 1). the ability to do work. 2). the motion of an object. 3). a force used on an object. 4). a change in temperature.

What is the mass of the same rock on the earth

Boxing gloves are padded to lessen the force of a blow. (a) calculate the force exerted by a boxing glove on an opponent’s face, if the glove and face compress 7.50 cm during a blow in which the 7.00-kg arm and glove are brought to rest from an initial speed of 10.0 m/s. (b) calculate the force exerted by an identical blow in the gory old days when no gloves were used and the knuckles and face would compress only 2.00 cm. (c) discuss the magnitude of the force with glove on. does it seem high enough to cause damage even though it is lower than the force with no glove?

Which levels of government establish and implement educational requirements for minors