Atrain is travelling at 15m/s. it accelerates at 3m/s² for 20 seconds. how far does the train travel in this time?

answer is c

explanation:

i don't know that i agree with that but what's the question ?

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2