If a glass is knocked off of a table that is 1.4 m tall, how long does it take for the glass to hit the ground? sorry im having so much trouble can anyone explain what to do

An unknown substance has a melting point of 1064 ∘c, is insoluble in water, conducts electricity as a solid, and is hard. given these properties, which of the following are possible identities for the unknown substance? check all that apply. view available hint(s) check all that apply. sio2 f2 au kbr

Ineed asap! list 3 examples in which friction us or makes things easier in our daily life. explain the effect of friction for each. *make sure you explain the effect of friction for each example! *

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?