When a piece of Halite is broken, it breaks into many smaller cubes. when a mineral breaks into jagged edges. Some minerals have no planes of weakness, so they have no cleavage. Crystal Shape is the natural geometric shape of a mineral.
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Answer:
C) X=100%; Y=0%
B) X=50%; Y=50%
Explanation:
The oldest rocks on Earth are about four billion years old. When a rock forms, it contains unstable isotope and no daughter isotopes, so every rock will contain 100% parent isotope and 0% daughter isotope.
The half-life of the radioactive isotope Of this particular rock is 5730 years. The half-life is an amount of time needed for half of the parent isotope (50%) to become a daughter isotope. In this case, after 5730 years, half of the initial parent isotope will transform to daughter isotope, which means that after 5730 years, there will be 50-50 of the parent and daughter istotopes presented in the rock. After two half-lives, there will be only 25% of the parent isotope remaining (that’s half of the previous 50% which remained after first half-life), and after three half-lives, there will be only 12,5% of the parent isotope remaining and so on.
Approximately 71% of Earth's surface is covered by water.
Human Trafficking is the act of recruiting or abducting people (usually children and teens) and doing...let's just say bad things to them. Some things could involve sexual acts, forcing them into labor, and even torturing them (like removing their organs or just doing it for fun).
People usually do this to gain money from it, which gets them a lot. In easier words, Human Trafficking is illegal and slavery.
