Answer:
Rina’s experiment teaches her that composted soil fosters quick growth of bean plants.
Explanation:
In this short story, Rina's experiment of trying to find out which seed will sprout first shows her that her mother's seeds in the compost mix did grow first. Even though her hope was on her own seeds in the potting soil will sprout first, the unexpected result nevertheless left her unbothered.
Rather, she learned that compost mix did facilitate the faster growth of the seeds as compared to her potting soil. And even though her own seeds did sprout, they did not turn up as hearty as her mother's were. Thus, the statement that best summarizes the given excerpt is Rina's experiment teaches her that compost soil fosters quick growth of bean plants.
Answer:
Some minerals in rocks and organic matter (e.g., wood, bones, and shells) can contain radioactive isotopes. The abundances of parent and daughter isotopes in a sample can be measured and used to determine their age. This method is known as radiometric dating.
Explanation:
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Answer:
Leonardo da Vinci was famous for his designs, art, cartography, geology, and studies. Leonardo's designs later helped us to invent things like the tank, parachute, helicopter and many other things. He was also a very talented artist. Most of his pictures and paintings are in art galleries and museums.
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Answer:
Colonization ruptured many ecosystems, bringing in new organisms while eliminating others. The Europeans brought many diseases with them that decimated Native American populations. Colonists and Native Americans alike looked to new plants as possible medicinal resources.
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