1 What is the importance of the Sun (solar energy)? June 13, 2014 by Heba Soffar · Published June 13, 2014 · Last modified November 28, 2019
2 Uniform Acceleration and Non-uniform Acceleration February 19, 2017 by Heba Soffar · Published February 19, 2017 · Last modified September 16, 2019
0 Energy resources & forms, Potential energy, Kinetic energy & Mechanical energy October 30, 2019 by Heba Soffar · Published October 30, 2019 · Last modified November 6, 2019
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