Recent Posts

Title Description Creator created Image
Identify and define parallel and perpendicular lines Parallel lines are not intersecting while perpendicular lines are intersecting and form a right angle Dr. Osama M. Khaled Sep 17, 2023 11:24 AM
Equivalent Fractions Fractions can look different but still represent the same part of a whole. Dr. Osama M. Khaled Sep 15, 2023 11:28 PM
Round whole numbers When we don’t need exact results, we often round numbers Dr. Osama M. Khaled Sep 14, 2023 06:01 AM
Use the addition property of equality Adding the same number to both sides of an equation does not change its solution. Dr. Osama M. Khaled Sep 13, 2023 04:08 AM
Exercise 1: Vocabulary Practice some essential vocabulary when you simplify algebraic expressions Dr. Osama M. Khaled Sep 12, 2023 11:46 PM
Determine whether a number is a solution An equation is a statement indicating that two expressions are equal Dr. Osama M. Khaled Sep 12, 2023 07:03 AM
Exercise 6:Translate to algebraic expression Abstract the words into concrete algebraic expressions Dr. Osama M. Khaled Sep 11, 2023 08:13 PM
Exercise 1: Guided Practice An exercise showing how percents could be used in practical situations Dr. Osama M. Khaled Sep 11, 2023 05:50 AM
Write fractions as percents We use a two-step process to write a fraction as a percent. First we write the fraction as a decimal. Then we write that decimal as a percent. Dr. Osama M. Khaled Sep 09, 2023 01:00 AM
Write decimals as percents To write a percent as a decimal, we drop the % symbol and move the decimal point 2 places to the left. To write a decimal as a percent, we do the opposite: we move the decimal point 2 places to the right and insert a % symbol. Dr. Osama M. Khaled Sep 08, 2023 02:09 AM
String Processing String processing algorithms have been important for computer science for a long time in conjunction with computer languages and compiling issues. Dr. Osama M. Khaled Sep 07, 2023 11:36 PM
Searching The searching problem deals with finding a given value, called a search key, in a given set (or a multiset, which permits several elements to have the same value). Dr. Osama M. Khaled Sep 07, 2023 12:30 AM
Sorting The sorting problem is to rearrange the items of a given list in nondecreasing order Dr. Osama M. Khaled Sep 04, 2023 06:31 AM
Write percents as decimals To write a percent as a decimal, recall that a percent can be written as a fraction with denominator 100 and that a denominator of 100 indicates division by 100 Dr. Osama M. Khaled Sep 02, 2023 08:26 PM
Internet of Things Overview The Internet of Things (IoT) encapsulates a vision of a world in which billions of objects with embedded intelligence, communication means, and sensing and actuation capabilities will connect over IP (Internet Protocol) network. Dr. Osama M. Khaled Aug 29, 2023 03:07 AM
Organizational Challenges Cloud services impact organizations in subtle ways. The cloud impacts the whole company, not just the IT department Dr. Osama M. Khaled Aug 28, 2023 06:41 AM
AWS Compute Essentials Practice questions to test your knowledge about AWS compute Dr. Osama M. Khaled Aug 24, 2023 04:24 AM
Atoms, Molecules, and Ions: Exercises Test your knowledge in atoms, molecules and Ions Dr. Osama M. Khaled Aug 23, 2023 03:27 AM
Common names of chemical molecules Some molecules which have some common names Dr. Osama M. Khaled Aug 22, 2023 12:04 PM
Molecules and Chemical Nomenclature By taking this quiz, you should be able to define a molecule, name simple molecules based on their formulas, and determine a formula of a molecule based on its name. Dr. Osama M. Khaled Aug 16, 2023 11:01 AM
Stemplots Dr. Osama M. Khaled Aug 13, 2023 11:09 AM
Software as a Service (SaaS) One of the first implementations of cloud services was Software as a Service (SaaS) Dr. Osama M. Khaled Aug 08, 2023 02:32 AM
Conservation of momentum and energy: Self Test More questions in conservation of momentum and energy Dr. Osama M. Khaled Jul 24, 2023 12:19 AM
Energy Conservation Is potential energy conserved? Dr. Osama M. Khaled Jul 05, 2023 09:22 PM
Kinetic Energy Kinetic energy! Does it resonate to you? Let's take the quiz to understand more. Dr. Osama M. Khaled Jul 04, 2023 10:05 AM
Potential Energy Energy is defined as the ability to do work Dr. Osama M. Khaled Jul 02, 2023 08:12 AM
Power Power is defined as work done divided by the time used to do the work Dr. Osama M. Khaled Jul 01, 2023 08:11 AM
Work In physics, work is defined as the product of the net force and the displacement through which that force is exerted. Dr. Osama M. Khaled Jun 24, 2023 09:21 PM
Momentum problems Practical problems using momentum formulas Dr. Osama M. Khaled Jun 23, 2023 08:50 PM
Collision The law of conservation of momentum also allows us to analyse collisions between objects Dr. Osama M. Khaled Jun 18, 2023 05:59 AM