Which of the following is the main evidence of life in the early universe? a.) dinosaur fossils b.) rock layering c.) plant remains d.) cyanobacteria

Which of the following represents an upside-down image? o a. +doo b. -doo c. +mo d.-m

The density of a liquid could be found by using

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?