Bill Nye explains the science behind the solar sails that could revolutionise space travel
19 August 2019
The solar sail is propelled only by sunlight and its technology holds promise that someday it could be used to travel the galaxy. The giant sails are made of very lightweight, reflective material that is upwards of 100 times thinner than an average sheet of stationery.
Additional resources: How solar sails work
Indicators of progression for discussion starters
|Characteristics of technology||Use this and other examples to identify examples where technology has changed people’s sensory perception and/or physical abilities and discuss the potential short and long term impacts of these||4|
|Technological products||Use this and other examples to describe the properties of materials used in particular products that can be measured objectively||3|
Image courtesy Arek Socha from Pixabay