Go Math Science

by Dr. Osama M. Khaled — published Jul 14, 2026 — last modified Jul 14, 2026 08:01 AM — filed under: Year 9, Year 11, Year 12

Define pressure, calculate it from force and area, and convert among pascals, atmospheres, torr, and mmHg

Located in Chemistry / Gases

by Dr. Osama M. Khaled — published May 15, 2026 — last modified May 16, 2026 08:31 AM — filed under: Year 9

The rectangle is probably the most common and recognizable of all geometric figures

Located in Mathematics / Geometry / Quadrilaterals and Other Polygons

by Dr. Osama M. Khaled — published May 16, 2026 — last modified May 16, 2026 08:28 AM — filed under: Year 9

The total sum of all the interior angles inside a polygon depends entirely on the number of sides it has

Located in Mathematics / Geometry / Quadrilaterals and Other Polygons

by Dr. Osama M. Khaled — published Oct 18, 2021 — last modified Jul 13, 2024 10:49 PM — filed under: Year 9

Absorption and transmission of water and mineral salts in plants is a very important process for plant survival. How much do you know about it?

Located in Biology / Botany

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