Answer: core
Explanation:
The core is the thickest layer of the Earth, and the crust is relatively thin, compared to the other layers.
Answer:
because you don't get soil like you get the Sun rays everyday. It takes millions of years for formation of soil and you can't get it within the lifespan of one human. Hence it is considered as Non-Renewable resource.
Explanation:
A person with darker skin produces more melanin. Those are the dark brown pigments that come from your skin, hair, or eye color.
Hope that helps. -UF aka Nadia
No estoy seguro que decir, pero sí es difícil
Answer:
The two main variables in an experiment are the independent and dependent variable. An independent variable is the variable that is changed or controlled in a scientific experiment to test the effects on the dependent variable. A dependent variable is the variable being tested and measured in a scientific experiment.
