Science | Senioritis

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Unlocking the Fundamentals of Aerodynamics: Role of Relative Wind in Flight

What is a relative wind? (FAA‑H‑8083‑25) The relative wind is the direction of the airflow with respect to the wing. When a wing is moving forward and...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

How The Angle of Attack Affects Lift and Drag – Importance in Aircraft Performance and Safety

What is the angle of attack? (FAA‑H‑8083‑25) The angle of attack is the angle between the wing chord line and the direction of the relative wind; it...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Bernoulli’s Principle: The Science Behind Fluid Behavior and Lift Creation

What is Bernoulli’s Principle? (FAA‑H‑8083‑25) Bernoulli’s Principle—The pressure of a fluid (liquid or gas) decreases at points where the speed of the fluid increases. In the case...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Factors Affecting Lift and Drag in Aerodynamic Systems: Impact of Angle of Attack, Airfoil Shape, Air Density, Surface Area, Speed, Viscosity and Turbulence

What are several factors which will affect both lift and drag? Wing area—Lift and drag acting on a wing are roughly proportional to the wing area. A...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Torque Reaction: Effects on Single Engine Airplanes on Ground and in Flight

What effect does torque reaction have on an airplane on the ground and in flight? (FAA‑H‑8083‑25) In flight—torque reaction is acting around the longitudinal axis, tending to...

Mohamed Abbas
June 21, 2023
Mechanical Engineering

Torque Effect: The Relationship between Aircraft Powerplant and Yawing Moment

What is torque effect? (FAA‑H‑8083‑25) Torque effect involves Newton’s Third Law of Physics—for every action, there is an equal and opposite reaction. Applied to the airplane, this...

Mohamed Abbas
June 21, 2023
Pediatrics

7 Crucial Developmental Milestones for 3-5 Month Olds: Guide by Pediatric Experts

By 3-5 months a child should be able to? Brings hands to midline At 3-5 months old, a child should be able to achieve a few developmental...

Mohamed Abbas
June 21, 2023
Pediatrics

Signs of Development in 38-Month-Olds: Milestones in In-Hand Manipulation, Motor Skills, Cutting, and Social Skills

Devon is 38 months – what should he be able to do?-in-hand manipulation – repositions object from proximal to distal —orientation with thumb / fingers emerging-runs with...