Dams are commonly built near rivers or waterfalls. The energy stored in the water from a certain height or from the strong surge of water is used to turn the turbine to generate electricity. Nuclear energy, on the other hand, comes from the energy released by nuclear reactions using radioactive elements.
6,4 is the correct answer
Answer:
12 * 3 * 5 * 5 = 900
Step-by-step explanation:
Answer:
Ok, so we have the fact that plus +minus=minus
Thats the fact. It always works that way that same signs means positive and different means negative, as explained with logic.
4+(-5)
So we know that 4 is positive and -5 is negative
if you look at it through a number line, substracting 5 from 4 you have
3--->2---->1---->0---->-1
Under zero, the negatives start, so its proved by maths and logic as well.
Step-by-step explanation:
