Go Math Science

by Dr. Osama M. Khaled — published Sep 22, 2022 — last modified Jul 13, 2024 10:06 PM — filed under: Year 10

A simple and basic C++ code example. Explore your logical understanding of programming wither you are a beginner or it is your first C++ encounter.

Located in Computing / … / C++ / Basic Elements

Absolute Value Fundamentals

by Dr. Osama M. Khaled — published Aug 19, 2026 — last modified Aug 21, 2026 11:21 AM — filed under: Year 10

Covers the definition of absolute value, its geometric meaning as distance, and solving simple absolute value equations.

Located in Mathematics / Calculus / Discovery of Real Numbers: Through Traditional Algebra

Accelaration

by Dr. Osama M. Khaled — published May 01, 2022 — last modified Jul 13, 2024 10:47 PM — filed under: Year 10

Gaining speed

Located in Physics / Force and Motion

Acceleration as a vector

by Dr. Osama M. Khaled — published Feb 03, 2023 — last modified Jul 13, 2024 10:02 PM — filed under: Year 10

Acceleration has a direction

Located in Physics / Newton's Laws of Motion

Adding Forces

by Dr. Osama M. Khaled — published Jul 17, 2022 — last modified Jul 13, 2024 10:19 PM — filed under: Year 10

Do forces add to each other? is it like math?

Located in Physics / Force and Motion

Advantages of using a DMBS approach

by Dr. Osama M. Khaled — published Sep 04, 2025 — last modified Oct 18, 2025 12:15 PM — filed under: Year 10, Year 11, Year 12

Some advantages that a good DMBS can provide to a software solution

Located in Computing / Database / Introduction

Algebraic Notations and Symbolic Structures

by Dr. Osama M. Khaled — published May 23, 2026 — last modified May 23, 2026 08:36 AM — filed under: Year 7, Year 8, Year 9, Year 10

Induction, Notation, Expressions, and Identities

Located in Mathematics / Calculus / From Arithmetic to Algebra

Algebraic Properties and Order Relations of Real Numbers

by Dr. Osama M. Khaled — published Aug 19, 2026 — last modified Aug 21, 2026 11:23 AM — filed under: Year 9, Year 10

Covers the algebraic properties of real numbers (commutative, associative, identity, inverse, distributive) and the order properties used to work with ...

Located in Mathematics / Calculus / Discovery of Real Numbers: Through Traditional Algebra

Anaerobic Fermentation

by Dr. Osama M. Khaled — published Jun 20, 2026 — last modified Jun 20, 2026 10:12 AM — filed under: Year 10, Year 11, Year 12

This quiz covers fermentation definition, ethanol vs. lactate pathways, NADH2's role, and efficiency comparison to aerobic respiration

Located in Biology / Cellular Respiration

Angle of Inclination and Slope of a Line

by Dr. Osama M. Khaled — published Aug 24, 2026 — last modified Aug 28, 2026 09:44 PM — filed under: Year 10, Year 11

Covers the definition of the angle of inclination, the slope of a nonvertical line, and the relation tan(theta) = slope.

Located in Mathematics / Calculus / From Geometry to Coordinate Geometry

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