Who invented the piston-driven steam engines that powered all kinds of machines in the industrial revolution?

a.
edmund cartwright

b.
james watt

c.
richard arkwright

d.
james hargreaves

i'm almost 100% sure its b but i want to know what others think.

Many scandinavians immigrated to the united states as a result of the homestead act of 1862, which offered land to independent farmers. this is an example of a push factor, because turmoil in scandinavia encouraged people to leave. push factor, because a new opportunity encouraged people to come to the us. pull factor, because turmoil in scandinavia encouraged people to leave. pull factor, because a new opportunity encouraged people to come to the us.

Brainliesttt asap!me : ) answer in your own words. what was the relationship between medieval theories about scientific reasoning and the kind of reasoning favored during the scientific revolution?

Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0