The rock cycle is referred to as cycle because it repeats over and over again. The definition of cycle is a series of events that are regularly related in the same order. So with the rock cycle they stay in the same order and repeat.
Hope this helps :)
The artifact appears to have gone through 2 half-lives.
One half-life for Carbon-14 is 5730 years.
After 5730 years, there would be 1/2 as much carbon-14
After another 5730 years, there would be 1/4 as much carbon-14
The answer is roughly 11,460 years
A straight handle for easy use and a wide tip for scooping food
Answer is in a photo. I can only upload it to a file hosting service. link below!
bit.
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Specific heat of cast iron is 0.46 kJ / kg K.
Energy change = 0.46 kJ / kg K * 3 kg * (120 - 30) K = 124.2 kJ
