Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
We believe it is a principle of the<br />
Universe that energy cannot be<br />
created or destroyed but merely<br />
changed from one form to another.<br />
<strong>Energy</strong> is conserved total amount of<br />
energy in the Universe is constant.
Hooray! Your file is uploaded and ready to be published.
Saved successfully!
Ooh no, something went wrong!
Change language