In the early 20th century, an experiment was conducted to determine how large the forces are that allow leaves to pull water from the soil. the rate at which water flowed from a reservoir into the cut tip of an actively transpiring plant was the flow rate through the branch tip when it was subsequently attached to a vacuum pump.

What was the effect of peace in europe after 1815

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10 points per question and brainlist 1. name four of the ruling dynasties of china. describe at least three contributions to society from each dynasty. 2. why did the qin ruler zheng burn chinese literature and philosophy books? how did the han dynasty establish a strong and effective government? why did people rebel against the sui rule? 3. what new technologies were invented during the tang dynasty and fully developed in the song dynasty that would eventually have a great impact on the world? explain why this technology had such an impact. 4. who were the invaders that seized control and took over the song dynasty? 5. how was china's history affected by its policies of isolation from the outside world during the ming dynasty?