Recent Posts
| Title | Description | Creator | created |
|---|---|---|---|
| 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 |
| Momentum Conservation | Momentum conservation is a fundamental principle in physics that states that the total momentum of a closed system remains constant if no external forces act upon it. | Dr. Osama M. Khaled | Jun 12, 2023 11:53 PM |
| Momentum | Momentum is defined as the product of the mass of an object and its velocity | Dr. Osama M. Khaled | Jun 11, 2023 05:38 AM |
| Newton's Laws of Motion: Self-Test | Take this self-test to review important knowledge of Newton's Laws of Motion | Dr. Osama M. Khaled | Jun 07, 2023 09:16 PM |
| Combine like terms | To add or subtract objects, they must be similar | Dr. Osama M. Khaled | Jun 05, 2023 09:04 PM |
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