Close message Scootle has stopped supporting resources that use the Adobe Flash plug-in from 18 Dec 2020. Learning paths that include these resources will have alerts to notify teachers and students that one or more of the resources will be unavailable. Click here for more info.

Search results

Refine by resource type

Refine by learning area

Refine by topic

Main topic Specific topic Related topic
Listed under:  Atoms  >  Photons
Video

Can photons and atoms generate laser?

Electrons around atoms can absorb and emit photons of particular colours of light – see three different atomic models explain what's going on.

Video

Electromagnetic radiation

Do you know how radios transmit sound, or how ultraviolet light travels through the air? Listen to Bernie Hobbs explain electromagnetic radiation and discover what radios, ultraviolet light, x-rays and nuclear blasts have in common. Find out about their energy levels, how they travel from place to place, and at what speed, ...

Video

How does the retina work?

When electrons in your retina absorb photons of light they don't emit light, they cause a molecule to change shape - and that lets you see colour!

Video

What is an optical dog nose?

What do you think an 'optical dog nose' is? Watch this video to find out how this technology can be used in the real world. Can you think of some other potential applications for this technology?

Online

Metal munchers: assessment: teacher guide

Use this resource with 'Metal munchers: assessment' (L7557). First, see a profile of that assessment object, which gives you some helpful background information. Then follow clear guidelines on the interpretation of student input related to performing tests on a range of everyday materials to discover which are metals. ...