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Related Concept Videos

Free-falling Bodies: Example01:05

Free-falling Bodies: Example

An object falling without any air resistance under the influence of gravitational force is said to be in free-fall. For free-falling bodies, the acceleration due to gravity is constant, irrespective of their mass. Free-fall is experienced not only by objects falling downward, but also by all objects whose motion is influenced by gravitational force alone. The dynamics of free-fall motion can be calculated using kinematic equations of motion, since free-fall acceleration is constant.
The...
Free-falling Bodies: Introduction01:07

Free-falling Bodies: Introduction

All objects, neglecting air resistance, fall with the same acceleration towards the Earth's center due to the force exerted by the Earth's gravity. This experimentally determined fact is unexpected because we are so accustomed to the effects of air resistance and friction that we expect light objects to fall slower than heavier ones. People believed that a heavier object had a greater acceleration when falling until Galileo Galilei (1564–1642) proved otherwise. We now know this is not the case.
Rolling With Slipping01:14

Rolling With Slipping

Rolling with slipping is a physical phenomenon that occurs when a rolling object experiences both rotational and linear motion but also experiences frictional forces that cause slipping. This phenomenon can occur in various situations, such as when a tire rolls on a wet road or a ball rolls on a rough surface.
An object's rolling motion is characterized by its rotation around its axis, while linear motion refers to the object's translational motion along a surface. Frictional forces can affect...
Types of Collisions - II01:19

Types of Collisions - II

When two or more objects collide with each other, they can stick together to form one single composite object (after collision). The total mass of the object after the collision is the sum of the masses of the original objects, and it moves with a velocity dictated by the conservation of momentum. Although the system's total momentum remains constant, the kinetic energy decreases, and thus such a collision is an inelastic collision. Most of the collisions between objects in daily life are...
Fractures: Bone Repair01:27

Fractures: Bone Repair

Treatment for a fracture is based on the type of break, the bone affected, and the patient's age.
Minor fractures with no bone displacement are treated by immobilizing the fractured bone using a cast or splint. However, in the case of fractures with displaced bones, the broken bones are repositioned before immobilization to ensure successful healing without deformation and loss of function. The realignment of fractured bone ends is performed through a process called reduction. If the procedure...
Types Of Collisions - I01:04

Types Of Collisions - I

When two objects come in direct contact with each other, it is called a collision. During a collision, two or more objects exert forces on each other in a relatively short amount of time. A collision can be categorized as either an elastic or inelastic collision. If two or more objects approach each other, collide and then bounce off, moving away from each other with the same relative speed at which they approached each other, the total kinetic energy of the system is said to be conserved. This...

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Related Experiment Video

Updated: Jun 15, 2026

Method and Instrumented Fixture for Femoral Fracture Testing in a Sideways Fall-on-the-Hip Position
06:58

Method and Instrumented Fixture for Femoral Fracture Testing in a Sideways Fall-on-the-Hip Position

Published on: August 17, 2017

Breaking the fall.

Mary-Claire Mason

    Nursing Standard (Royal College of Nursing (Great Britain) : 1987)
    |March 4, 2010
    PubMed
    Summary
    This summary is machine-generated.

    Specialist nurse Wendy Hartland created a guide to help people with multiple sclerosis (MS) manage fall risks. This resource addresses a gap in information for this vulnerable population.

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    Design and Analysis for Fall Detection System Simplification
    08:05

    Design and Analysis for Fall Detection System Simplification

    Published on: April 6, 2020

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    Last Updated: Jun 15, 2026

    Method and Instrumented Fixture for Femoral Fracture Testing in a Sideways Fall-on-the-Hip Position
    06:58

    Method and Instrumented Fixture for Femoral Fracture Testing in a Sideways Fall-on-the-Hip Position

    Published on: August 17, 2017

    Design and Analysis for Fall Detection System Simplification
    08:05

    Design and Analysis for Fall Detection System Simplification

    Published on: April 6, 2020

    Area of Science:

    • Neurology
    • Gerontology
    • Nursing Science

    Background:

    • Multiple Sclerosis (MS) poses significant fall risks for patients.
    • Existing information resources for MS fall prevention are limited.
    • Specialist nurses identify critical needs in patient education.

    Purpose of the Study:

    • To address the lack of accessible information for individuals with MS at risk of falls.
    • To develop a practical advice booklet for fall prevention in MS patients.
    • To improve patient self-management and safety.

    Main Methods:

    • A specialist nurse identified a need for patient information.
    • Information was compiled into an advice booklet format.
    • The booklet focuses on practical fall prevention strategies.

    Main Results:

    • An advice booklet was successfully compiled.
    • The booklet provides targeted information for MS patients.
    • The resource aims to empower individuals to reduce fall risks.

    Conclusions:

    • A practical resource was developed to meet an identified clinical need.
    • Improved information access can enhance safety for MS patients.
    • This initiative highlights the role of nurses in patient education and resource development.