The moons gravity causes how many tides every 24 hours

The moon's gravity causes 4 tides every 24 hours. It causes one low and high tide in the morning as well as one low and high tide in the evening. 

Ifound this on google “solar system formation. scientists believe that the solar system was formed when a cloud of gas and dust in space was disturbed, maybe by the explosion of a nearby star (called a supernova). this explosion made waves in space which squeezed the cloud of gas and dust.” i hope this you for what your looking for.

"the socialist system that had been in place had brought economic ruin to the country." i hope this !