8. An elevator is moving upward with a speed of 11 m/s. Three seconds later, the elevator is still moving upward but its
speed has been reduced to 5 m/s. What is the elevator's
acceleration?

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.