Instructions. Write TRUE if the statement is correct and FALSE if it is not.

_____________ 1. The Earth subsystems work together to influence the climate and trigger geological
processes that affect life on earth.

_____________ 2. The atmosphere is the gaseous part of the Earth composed of several trace gases necessary to
support the existence of all living components such as plants and animals.

_____________ 3. The ability of a mineral to reflect light from its surface is called luster.

_____________ 4. The Mohs scale of mineral hardness arranges minerals according to their scratch
resistance.

_____________ 5. Phosphorescence refers to the ability of minerals to continue glowing even after a source
of ultraviolet light has been turned off.

_____________ 6. Igneous rocks are formed by cooling and sublimation of magma.

_____________ 7. Rocks are any naturally occurring solid mass or aggregate of minerals.

_____________ 8. Endogenic processes are geological processes that occurs beneath the surface of the
Earth.

_____________ 9. During weathering and erosion, rocks on the earth’s surface are constantly being broken
down and by wind and water.

_____________10. All minerals are naturally occurring because they are formed though natural geological
processes.​