D spread out because you can see farther then
Answer:
252J
Explanation:
Given parameters:
Distance = 72m
Force = 3.5N
Unknown:
Work done on the house = ?
Solution:
Work done is the force applied to move a body through a particular distance.
Work done = Force x distance
Now insert the parameters and solve;
Work done = 3.5 x 72 = 252J
Incident and reflective sound waves
The right half will be a new bar magnet of 2cm with north pole on the right side and south pole on teh left.
1) temperature
2) pressure
3) concentration
4) surface area
5) the presence of a catalyst
