Nicolaus Copernicus and Galileo Galilei
Answer:
The evidence that a researcher decides to use should be from a credible source and should be track-able.
It can or cannot back the hypothesis created by the researcher. In both cases, the researcher must synthesis it properly into his research. It must build a connection and somewhat extends the points discussed in the hypothesis.
Either way it should have a direction. Something that does not connect to the core of research must not be added in it.
2 is monarchy, 3 is oligarcy, 4 is democracy, 5 is tyranny, 6 is monarchy i think, 7 democracy, 8 tyranny i believe and sorry if some of these are wrong.
Answer:
2
Explanation:
mechanical gain = load/effort
= output force/input force
Where input force = 320N
Output force = 640N
M.A = 640/320
= 2
Mechanical gain is 2
