Answer: The different layers are a result of lighter parts (such as the continental crust) settling at the surface level and heavier parts (such as iron and nickel in the core) settling in the middle. The layers separate by density, otherwise known as compositional layering. The earth did not always have these layers, as it had to undergo cooling to form some of them (like the continental crust).
Answer:
"Vivir saludablemente" para la mayoría de las personas significa que tanto la salud física como la mental están en equilibrio o funcionan bien juntas en una persona. En muchos casos, la salud física y mental están estrechamente relacionadas, de modo que un cambio (bueno o malo) en una afecta directamente a la otra.
Explanation:
Answer:
it gets lower
Explanation:
when milk begins to ferment it gets sour becoming more acidic and the pH gets lower.
Answer:
Earth, Mars
Explanation:
Earth is the only planet on which life is known to exist. Water on earth exists in all three forms
Presence of water on Mars was recently confirmed. Though liquid water is no more present, in solid form, water is present in polar ice caps.
Glucose. <span>C6H12O6. Photosynthesis produces it and it is a reactant for cellular respiration. </span>
