​What Are the Four Primary Sources of Sand

question 21

Multiple Choice

​What are the four primary sources of sand?

• A)​continental, volcanic, muddy, and rock
• B)​continental, compressed ash, feldspar, and mica
• C)​magnetite, skeletal, precipitate, and granite
• D)​precipitate, skeletal, volcanic, and continental

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Definitions:

Anterior Cruciate Ligament

A ligament in the knee that connects the femur (thigh bone) to the tibia (shin bone) and helps stabilize the knee joint.

Posterior Cruciate Ligament

A key ligament located within the knee, vital for stabilizing the joint by preventing the tibia from moving too far backward.

Medial Collateral Ligament

A ligament located on the inner side of the knee, providing stability and limiting the joint's lateral movement.

Lateral Meniscus

A C-shaped piece of cartilage located in the knee between the femur and tibia, providing stability and reducing friction in the knee joint.