When an atom loses or gains a proton the atomic number is changed making it change what element it is.
Answer:
Layer A is the youngest
It is at the top, it has all of the dinosaur bones which got buried after earth got hit with an asteroid and they went extinct. Layer D started it and all of these years dirt, soil, and fossils have been gathering making each layer before older and older.
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Explanation:
Answer:
i dont know I just need brainly points bahahaha
Answer:According to the sliding filament theory, a muscle fiber contracts when myosin filaments pull actin filaments closer together and thus shorten sarcomeres within a fiber.
Explanation:
No need for an explanation if i just answered it
Ionic compounds are made up of cations and anions.
So, C would be the correct answer
