Why are quicktime files from my camera distorted?

I shot some video on my Nikon d5200 on two separate days and now playing the videos back on my computer, they look terrible during motion. Like when cars go by, its fine until they get close and then its a bunch of bars. Same thing with trees, when they get close on the footage, they don't look like trees anymore, its like a bunch of bars and pixels. Why is this? I converted to mp4 and it does the same thing but with even more bars across the whole image… Please help, I'm so lost.
Added (1). The video files play back fine on my camera screen and on google drive…

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Best Black Friday Deals for DSLR Cameras?

I'm looking for the best deals for black friday.

Yeah, In know it's past, but plenty of places are still doing sales.

Looking for an entry level DSLR. Moving up from a bridge.

Was thinking this from Jessops…

http://www.jessops.com/online.store/categories/Digital%20SLR%20Cameras/products/Nikon/D3300%20Digital%20SLR%20%2018-55mm%20%2055-300mm%20VR%20Lenses%20%20AFS%2035mm%20Lens%20-%20Exclusive%20to%20Jessops-97555/Show.html
sddddd

Is that a good deal? Or any other recommendations are welcome.

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How much video will a 8gb sd card hold?

I've got a Nikon 3300 DSLR, how many hours of 720p or 1080p video would it hold?

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Pointing Camera At Sun?

I bought a Nikon L840 and I like taking pics of the sun, is it bad for the camera?

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Best lens combination for birding?

I am an ameteur bird photographer and am planning to buy the nikon d7200 for birding. But im stuck on which lens to buy. Ive got 3 options.
1. Buy the tamron sp 150 600mm lens
2. Buy the nikon 70 300mm lens with a good teleconverter.
3. Get a spotting scope.

The reason for the confusion is i dont know which one will give me the best results… If you r suggesting option 2 or 3 please tell which teleconverter or spotting scope i should use? Thanks in advance. Regards.

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No hay objetivo en la camara Nikon d3200?

Hola, mi cámara aveces no quiere tomar fotos, dice "sin objetivo" y no quiere tomar las fotos.Alguien sabe a donde le puedo mover, o si la tengo que llevar a arreglar. Mi camara es una Nikon D3200

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