Twice a month, Nintendo puts up a tournament to complete a specific action in Mario Kart Wii, for example racing backwards or battling Spiked Topmen.
Mario Kart Wii is from Nintendo and not Playstation so no.
No, Mario Kart 7 can only be played on the Nintendo 3DS
There is no 300cc cup on Mario Kart Wii.
Yes, Mario Kart Wii is playable on the Wii U. However, the Wii U gamepad and GameCube controllers cannot be used to play Mario Kart Wii on the Wii U.
yes
no you cannot connect with your friends if they do not have Mario kart wii
No, you cannot
No, you cannot
No.
No, Mario Kart 7 can only be played on the Nintendo 3DS
Super Mario Kart is not for Wii.
No, there is no Mario Kart Wii 2, but there will be a Mario Kart on the 3DS by the end of this year, and it is extremely likely that there will be a Mario Kart on the Wii U.