()is a silvery cloud in the front of feathers or fibres seen high up against a blue sky.
A、Cirrostratus
B、Cirrus
C、Cirrocmulus
D、Altostratus
A、Cirrostratus
B、Cirrus
C、Cirrocmulus
D、Altostratus
A、the dark appearance of the underside of a cloud layer due to reflection of a surface of open water B、the soft light appearance on the underside of a cloud layer due to reflection from a surface of open water C、the yellowish-white glare on the underside of a cloud layer D、water sky
A、the relative humidity is 100% B、the vapor pressure is at its minimum for the prevailing temperature C、precipitation has commenced D、cloud cover is 100%
A、The persence of cirrus clouds B、The low-hanging stratus clouds C、The altocumulus clouds D、The massive cumulus clouds
A、A.as a mass of warm,humid air rises into the atmosphere and cools,condensing moisture into small droplets B、B.as winds blow across bodies of water,the sun causes the moisture to be absorbed and move upward forming clouds C、C.dry air compresses moisture from the atmosphere into clouds D、D.when the relative humidity of the atmosphere is low