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Website Detail Page

published by the Exploratorium
This Exploratorium web page offers an at-home experiment demonstrating how the radiation from an electric heater can be focused into an image, or "hot spot", in the same way that visible light rays are focused. The experiment description lists all the necessary supplies and procedures needed to carry out the experiment.
Subjects Levels Resource Types
- General
- Geometrical Optics
= Reflection - Curved Surfaces
- High School
- Informal Education
- Middle School
- Lower Undergraduate
- Instructional Material
= Activity
= Laboratory
= Project
Intended Users Formats Ratings
- Learners
- General Publics
- text/html
- image/jpeg
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Additional Information
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Access Rights: Free access
Restriction: © 1998 Exploratorium
Has a copyright or other licensing restriction.
Keywords: focal length, heat, heat radiation, light, radiation, reflection, thermal radiation
Record Creator: Metadata instance created September 9, 2008 by Logan Hancock
Record Updated: Sep 10, 2008 by Ed Lee
Last Update
when Cataloged:
September 1, 2008
Other Collections:
ComPADRE is beta testing Citation Styles!

Record Link
AIP Format
(Exploratorium, San Francisco, 1998), WWW Document, (
Exploratorium Science Snacks: Hot Spot, (Exploratorium, San Francisco, 1998), <>.
APA Format
Exploratorium Science Snacks: Hot Spot. (2008, September 1). Retrieved July 29, 2016, from Exploratorium:
Chicago Format
Exploratorium. Exploratorium Science Snacks: Hot Spot. San Francisco: Exploratorium, September 1, 2008. (accessed 29 July 2016).
MLA Format
Exploratorium Science Snacks: Hot Spot. San Francisco: Exploratorium, 1998. 1 Sep. 2008. 29 July 2016 <>.
BibTeX Export Format
@misc{ Title = {Exploratorium Science Snacks: Hot Spot}, Publisher = {Exploratorium}, Volume = {2016}, Number = {29 July 2016}, Month = {September 1, 2008}, Year = {1998} }
Refer Export Format

%T Exploratorium Science Snacks: Hot Spot
%D September 1, 2008
%I Exploratorium
%C San Francisco
%O text/html

EndNote Export Format

%0 Electronic Source
%D September 1, 2008
%T Exploratorium Science Snacks: Hot Spot
%I Exploratorium
%V 2016
%N 29 July 2016
%8 September 1, 2008
%9 text/html

Disclaimer: ComPADRE offers citation styles as a guide only. We cannot offer interpretations about citations as this is an automated procedure. Please refer to the style manuals in the Citation Source Information area for clarifications.

Citation Source Information

The AIP Style presented is based on information from the AIP Style Manual.

The APA Style presented is based on information from APA Electronic References.

The Chicago Style presented is based on information from Examples of Chicago-Style Documentation.

The MLA Style presented is based on information from the MLA FAQ.

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