Block mountains are caused by faults in the crust: a plane where rocks have moved past each other. When rocks on one side of a fault rise relative to the other, it can form a mountain. The uplifted blocks are block mountains or horsts. The intervening dropped blocks are termed graben: these can be small or form extensive rift valley systems.
â The annual fee of the credit card was nothing, so the individual committed to paying the card off each month, and enjoyed the card.
Annual Fee. A fee that a company assesses on a customer simply for being a customer. Annual fees are most common in the financial industry. For example, a credit card company may charge a customer an annual fee of $60 in order to keep that customer's card active.