All of the following are true except: a. north africa is facing desertification. c. morocco has been called a sponsor of terrorism. b. north africa has struggled with civil war. d. much of north africa relies on tourism.

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.