Gravity Falls by:芥末妹纸 211 Zero Gravity by:华语音乐 665 NEW GRAVITY-Nulbarich by:摇滚我的态度 748 Zero Gravity-Los by:嘻哈有态度 424 No Gravity-Se by:嘻哈有态度 115 Zero Gravity-Los by:嘻哈有态度 546 No Gravity-Cousin Fik by:嘻哈有态度 ...
They fall so slowly." Obviously, there is air all around us. When a feather falls, it falls slowly because the air is in its way. There is a lot ofair resistanceand that resistance makes the feather move more slowly. The forces at work are the same. If you dropped a feather in a...