The Stock Market Crash of 1929 did not cause the Great Depression, it just signaled the start of the Depression. The Stock Market had continued to climb during the Twenties, but the economic problems that accumulated over the decade and were not recognized by the majority of economist and stock brokers, eventually caused the price of stocks and the confidence in the economy to crash.
Which event occurred first the stroke market crash or the begging of the drought that caused the Dust Bowl?
No, the stock market crash of 1929 by itself did not trigger the Great Depression. It was one of the factors leading up to the Great Depression, but it was not the sole cause and maybe not even the main cause. There was a mix of domestic and international conditions and events that caused the Great Depression.
Stock market crash of 1929 was also known as the "Great Crash". This was begining of The Great Depression. It was called Black Thursday, Black Monday, or Black Tuesday depending on which day you are talking about. Black Thursday was October 24, the actual day the stock market crashed. Black Monday and Black Tuesday were the downturn on October 28 and 29, that caused the alarm. The stock market crash continued for another month.