Use the definition of average acceleration:
<em>a</em> = ∆<em>v</em> / ∆<em>t</em>
We have
<em>a</em> = (8.29 m/s - 3.29 m/s) / (4.99 s)
<em>a</em> = 1.002 m/s²
Answer:
Sound will travel the slowest in Air
Explanation:
The higher the m/s is, the faster the sound travels
Answer:
Gamma rays have the highest energies.
Explanation:
HOPE IT WILL HELP ^_^
Answer: 
Explanation:
Given
Mass of child 
speed of child is 
Moment of inertia of merry go round is 
radius 
Conserving the angular momentum
