Answer:
non of the above
Explanation:
Quantity of heat = mass× specific heat× change in temperature
m= 7kg c= 4.18 temp= 46-25=21°
.......H= 7×4.18×21= 614.46kJ
Answer:
7.07 hours
Explanation:
divide the distance by the speed
so in this case, divide 672 by 95
Question 1: C Question 2: B, Hope this Helps!
Answer:
It conserves both energy and momentum in the collision at the same time. By design, when the balls collide the strings that hold them up are vertical (assuming balls are only swung from one side).
Explanation:
Hope This Helps!!
The correct answer to this is (A. Units Only).
It shows that there is a velocity of 35, but the units are missing.
