Answer:
If a penny represents one years, 4.54 billion pennies are needed to represent the age of the Earth.
Explanation:
The equivalent number of pennies is the age of the Earth divided by the age of a penny. That is:
![n = \frac{4.54\times 10^{9}\,years}{1\,\frac{year}{penny} }](https://tex.z-dn.net/?f=n%20%3D%20%5Cfrac%7B4.54%5Ctimes%2010%5E%7B9%7D%5C%2Cyears%7D%7B1%5C%2C%5Cfrac%7Byear%7D%7Bpenny%7D%20%7D)
![n = 4.54\times 10^{9}\,pennies](https://tex.z-dn.net/?f=n%20%3D%204.54%5Ctimes%2010%5E%7B9%7D%5C%2Cpennies)
If a penny represents one years, 4.54 billion pennies are needed to represent the age of the Earth.
The correct answer is letter b. line up in the direction of Earth s magnetic field. When molten material hardens into rock on the ocean floor, the domains of the iron it contains it <span>lines up in the direction of Earth s magnetic field.</span>
An example of a non-renewable resource is
A) air.
<u>B) coal. </u>
C) leather.
D)
Coal is a non-renewable source because it will run out
Answer:
<u>Translated from Polish language:</u>
"Evaluate the possibilities of maritime development in Poland - (this is a task to be carried out during the week, write how the transport and the volume of goods will develop in ports, in your opinion) . Please need it quickly".
Explanation:
- The whole system or mechanism for the good transportation from the shipment yard towards the suppliers and target places is more containerized form. As, the safety precautions are always under-consideration in order to ensure physical, mental and political balance inside the country.