Wht are the definitions of these words. Communication systems

Import dependency

Opencast mine

Hinterland

Carbon capture

What is the relationship of air masses and the temperature of oceans?

How many moles are in 7.2 x 10^23 carbon molecules? (*round to the nearest hundredth and include the unit "mol c" after your number) question 6 options:

What can be found in the ionosphere