Why can minerals that form early in fractional crystallization grow distinct crystal shapes?

Alow pressure system is formed when an air mass cools over a cool surface and sinks. true or false

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.

The middle east is especially rich in deposits of