Tides are the cycle of rising and falling ocean water that repeats approximately

tides are the cycle of rising and falling ocean water that repeats approximately. ... Tides are caused mainly by differences in how much gravity from the moon and the sun pulls on different parts of the earth.

Twice every day.

Explanation: The sun, but primarily the moon pull at the water, causing tides. the day and night cycle, and position of the earth/season will effect this.

muslims have taken his goods and products to different parts of asia an indonesia. sometimes just traveled and trade, but in other occasions, stayed in the place and made a living.

trade was the key for muslims economies to prosper. their commerce routes reached far places like malaysia and java in the 11th century.

another important factor for prosperity was that muslim states served as the middle point for european traders.

they used to travel by land but sailing the seas -the indian ocean- really increase the exportation of products.