Explain how plants would be affected if it cannot receive sunlight?
PICK ONE.
Plants will not be able to produce sugar through photosynthesis.
Plants will no longer be able to absorb carbon dioxide.
It will cause the leaves of the plant to drop.
The roots of the plants will become weak.

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.

satellites are frequently used to make observations of the orbit on earth

it should be briana that has it to me

since there are no options posted i'll give you a few examples.

a dolphin's flipper, bird's wing, cat's leg.