Question

3. The layer closest to the Earth where all and _________ most of the air molecules exist is the troposphere.

A. insolation
B. weather
C. air
D. conduction
E. ozone
F. ecological
G. atmosphere
H. sun
I. convection
J. tilts

Answer 1

G

Step-by-step explanation:

The atmosphere is divided into five different layers, based on temperature. The layer closest to Earth's surface is the troposphere, reaching from about seven and 15 kilometers (five to 10 miles) from the surface. The troposphere is thickest at the equator, and much thinner at the North and South Poles.

answer is G Atmosphere