When earth receives energy from the sun,
a. some energy is reflected back into space
b. some is absorbed by the atmosphere
c. some is absorbed by land and water on earth's surface
d. all of the above
select the best answer from the choices nu

How does the kinetic energy of a charge change as the charge moves under the effect of an electric field from higher potential to lower potential? a.the kinetic energy increases.b.the kinetic energy decreases.c.the kinetic energy remains the same.d.the kinetic energy is always zero.

What electron configurations do atoms usually achieve by sharing electrons to form covalent bonds?

Each line (unit) on the horizontal axis represents: 5 years 10 years 20 years all of the above