Isotope atoms mean, atoms with the same number of protons but different number of neutrons in their nuclei . The given oxygen atoms are isotopes meaning they have different number of neutrons in their nuclei . Oxygen 16 have 8 protons and 8 neutrons in its nucleus but Oxygen has 8 protons and 10 neutrons. That's what make them different.
Answer:
the anwser is; B: increasing its speed
Answer:
Heating.
Cooling.
Water Heater.
Washer and Dryer.
Lights.
Refrigerator.
Electric Oven.
Dishwasher.
Charging devices
Explanation:
People use electricity for lighting, heating, cooling, and refrigeration and for operating appliances, computers, electronics, machinery, and public transportation systems.
How it works is a current of electricity is a steady flow of electrons. When electrons move from one place to another, round a circuit, they carry electrical energy from place to place like marching ants carrying leaves. Instead of carrying leaves, electrons carry a tiny amount of electric charge
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Your answer is, all of the above.
<u>Chemical Change </u>
A chemical change occurs on the molecular level and produces a new substance. However, a physical change rearranges molecules and does not produce a new substance.
<u>10 examples of chemical changes</u>
- Burning of paper and log of wood
- Various metabolic reactions that take place in the cells
<u> Impacts of Chemical changes</u>
Anytime a new substance is made, a chemical change takes place. Usually two or more materials are combined and a new substance is formed. A chemical change can produce amazing explosions, like fireworks.
Thus, <u>all of the above</u> is the correct answer. Learn more about "Chemical Changes" here
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