A machine that is interesting will be the homework machine. The way it works is you put your homework inside a slot, and you have to write any three letter word so the machine knows what handwriting to use. In 2 minutes your homework will be complete in your writing.
I think it's A) Sunspots. I hope this helps:)
I believe it's D. The centripetal force moves away from the center, but the marble stays there due to the string.
Period, T, is 1/frequency
T = 1/340 = 2.941ms
Answer:
During the voyage Charles Darwin explored the Galapagos islands and noticed the same species have different adaptations in places. ... Charles noticed that each species has the same ancestor but they evolve to adapt over time so they can live longer.
Explanation:
