Fact Sheet

Text Size

Education - South Africa: Demonstration of Mass and Weight of Objects, and Action of Reactive Forces in Microgravity (Education-SA)


Overview | Description | Applications | Operations | Results | Publications | Imagery

Experiment Overview

This content was provided by , and is maintained in a database by the ISS Program Science Office.

Brief Summary

Information Pending

Principal Investigator(s)

Information Pending


Information Pending

Information Pending

Sponsoring Space Agency

Russian Federal Space Agency (Roscosmos)

Sponsoring Organization

Information Pending

ISS Expedition Duration

December 2001 - June 2002

Expeditions Assigned


Previous ISS Missions

Information Pending

^ back to top

Experiment Description

Research Overview

Information Pending


A visual demonstration to schoolchildren of the difference between an object's mass and weight, action of reactive force, inertia of resting and moving bodies in zero gravity, as well as behavior of an object in zero gravity, as compared with terrestrial gravity environment.

^ back to top


Space Applications

Information Pending

Earth Applications

Information Pending

^ back to top


Operational Requirements

glass and plastic balls, inflatable rubber balloon, paper airplane model, a stick on a rod with a ring and weights, South African flags, key chains, etc.

Operational Protocols

Filming nine video sequences, providing a visual demonstration of: the action of reactive force in zero gravity; the difference between an object mass and weight in terrestrial gravity and zero gravity; the action of inertia of rest and motion in zero gravity; determing an object mass in zero gravity.

^ back to top

Results/More Information

Video footage taken during the experiment will be used for improving visual aids to make school teaching in South Africa more efficient and encourage schoolchildren to take interest in space exploration.

^ back to top

Related Websites
  • Energia - Science Research on the ISS Russian Segment
  • ^ back to top


    image The African educational programs kit.
    + View Larger Image

    Information provided by the investigation team to the ISS Program Scientist's Office.
    If updates are needed to the summary please contact JSC-ISS-Program-Science-Group. For other general questions regarding space station research and technology, please feel free to call our help line at 281-244-6187 or e-mail at JSC-ISS-Payloads-Helpline.