I'm assuming you mean vertically (The ceiling appears to moving up). Your house could be heaving or settling. You should check your foundation for cracks. You may have a huge problem.
The reflection of sound waves off of walls, floor, ceiling, seats, and people causes reverberation.
Walls, floor, ceiling, and ceiling
Ceiling and walls.
I have a black film on my ceiling and all walls around the house everytime I use my firepace, I do have the flue open. What causes this black residue from my gas fireplace?
In the ceiling and the walls
Yes, a brown ceiling fan will look great with white walls. Just avoid a white ceiling fan, or this will wash the room out and make it look stark and boring.
Ceiling.
a mushroom
A leaky pipeline creates water above the ceiling. This water will get absorbed by the ceiling materials, making the roof, damp and moldy. The leaks weaken the ceiling walls and can create cracks in the walls and also, the water can spread to the other walls, if the leaks are not fixed in time. The water can also create ugly stains on the walls. Hence, it is important that leaks are fixed fast before they cause huge damage to the house.
ceiling because you wil be less likely to damage the walls as you are puting it up.
These brown dots on your walls and ceiling can usually be attributed to fly feces.
because they like turtles