What are the basic activities in each of the four economic activity level?

Democratic vs democratic whats the difference? ?

The largest employer of cartographers is the

Look at the diagram showing the different wavelengths in sunlight. which statement describes electromagnetic waves with wavelengths greater than 700 nanometers? they take the form of heat. they can cause skin cancer and sunburn. they are some of the shortest waves. they can be seen by human eyes as visible light.