CloudsCumulus clouds are white and fluffy clouds that usually mean the Good weather.
Cirrus clouds are thin, feather-like the cloud made of ice crystals high in the atmosphere.It's usually mean a change in the weather is coming.
M1 in this year are very smart(some of them) but most of M1 Phs6 are very persistent and talkative. When I'm M.2 I will practice more English because I frequent go aboard to travel.And practice accent English .
From the experiment, The small ball fall from the height that lower will be faster than the higher.