Answer:
80
Explanation:
I literally just did this question lol I hope I helped
Answer:both diagrams are attached.
Answer: Everything except heat and density
KE = 32,000J
v = 8m/s
KE = .5*m*v²
KE = .5*4000kg*(4m/s)²
32,000J = .5*1000kg*v²
v² = 64
