That it would take light 7.4 years to travel through space.
Answer:
geothermal
Explanation:
The Earth gets hotter as one travels towards the core, known as the geothermal gradient. The geothermal gradient is the amount that the Earth's temperature increases with depth.
<span>Zambia has large copper resources and is one of the world's largest exporters of copper. However, it is very dependent on this resource, and when the price of copper goes down, the economy suffers.</span>