Uhhhh...you should have paid attention in class, just saying...
KE = 1/ 2 * 1252 * 144
as KE = 1/2 * m * v ^2
= 90144 J
Answer:
a soft foam material because soft materials absorb sound better
Answer:
A Thermal energy was converted to kinetic energy
Denser materials tend to be closer to earths center due to their mass gravity is shown by the equation mg
Which stands for mass x gravity.
