Explain why the levers usually have greater mechanical efficiency then other simple machines do

Earlier studies were more slanted toward a. the upper class. c. caucasian males. b. teenagers in school. d. caucasian females. select the best answer from the choices provided a b c d

Why do you think kush in nubia is not as well-known as egypt? ( me with my exit ticket)

Most galaxies in the universe are irregular-shaped galaxies. true or false ?