Why did different movements arise after ca. 1900 that targeted the redistribution of resources? What were the consequences of these movements?

Which of the following is not true about hydroelectricity a. use of gravitational force of flowing water b. its the most widely used renewable energy c. it has a high output of co2 that fossil fuels d. it has no direct waste asap

Which of the following is a unit of volume measure?                 a.  bunch      b.  tablespoon      c.  gram      d.  dozen

What is the correct way to represent 5600 l using scientific notation? a)-5.6 x 1034 b)-5.6 x 10-3 l c)5.6 x 10-3l d)5.6 x 103 l