The spread began in the 7th to 9th century, originally brought to North Africa under the Umayyad Dynasty. Trade networks were extensive, spanning through north and west Africa which created a medium in which islam peacefully spread through the merchant class.
I believe its true, i'm not entirely sure.
1. <span>the process started with the collapse of a nebula
The universe almost certainly didn't start from the collapse of a nebula.
2. The mantle is the middle layer.</span>
Answer: widely varied; describing our world.
Explanation:
Geography is referred to as the study of the people and how they relate to their environments. It has to do with how the features of the Earth are being studied.
Also,not had to do with how populations are being distributed. It describes our world.
Meteor = Space rock
Asteroids= small rocky object
Comets= ball of ice
Planet= travel around starts
Orbital radii= average distance from sun
