Sound must travel through a medium/body. Space is a vacuum so there is no medium/body for sound to travel through, so there is no sound.
The answer is a mood disorder
Answer:
The answer of this question is :- Virtual image
Answer:
33 kg m/s
Explanation:
The momentum of an object is given by:

where
m is the mass of the object
v is the velocity of the object
In this problem, the total mass of the child and the wagon is m =22 kg, while the velocity is v = 1.5 m/s, therefore the momentum is
