0
answers
0
watching
124
views
26 Nov 2019
At the edge of a 12-{\rm m}-tall building, two children throw rocksat 14 {\rm m}/{\rm s} , one upward and one downward.
Find the time until the rock, thrown upward, hits the ground.
Find the time until the rock, thrown downward, hits theground.
Find the speed of the rock, thrown upward, when it hits.
Find the speed of the rock, thrown downward, when it hits.
At the edge of a 12-{\rm m}-tall building, two children throw rocksat 14 {\rm m}/{\rm s} , one upward and one downward.
Find the time until the rock, thrown upward, hits the ground.
Find the time until the rock, thrown downward, hits theground.
Find the speed of the rock, thrown upward, when it hits.
Find the speed of the rock, thrown downward, when it hits.
