Why is the ocean water salty​

The tea bush grows best in east asia’s zones.a) arid and semi-arid.b) arid and tropical .c) tropical and subtropical.d) humid continental and subtropical.

A2 cm object is 10 cm from a convex lens that has a focal length of 4.4 cm, the image is 8cm from the lensz the height of the image, to the tenths place is

In which direction does the moving force of air flow? a-from warm temperatures to cold temperatures b-to areas of high pressure to areas of low pressure c-east to west d-from high elevations to low elevations