in the previous exerise, which component could you remove, and still have a functioning circuit? in general, why would removing that component be a bad idea?

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

If you burn 10 kilograms of wood in a fire (combustion) what is the weight of the products after the fire has finished burning the wood?

Which fact represents evidence for the big bang theory?