What was the biggest problem with the barter system

What forms of energy are involved when snow on a mountain breaks loose, resulting in an avalanche? during an avalanche, the( 1 ) energy of the snow on the mountain is converted into ( 2 ) energy as the snow cascades down. ( 1 ) a. elastic b. kinetic c. potential d. radiant ( 2 ) a. chemical b. kinetic c. nuclear d. potential

What do muslims believe a prophet is? a deity an angel a minister a messenger

Which statements about the diagram are true? check all that apply. is an angle bisector. lkq is bisected. mjkl = 45° mmkq + mpkq = mpkm is an angle bisector. jkl qkm