1 / 10

D&T Alarms

D&T Alarms. LO: To understand what switches are for and how they are used? . How many switches can you see in the classroom? . How many did you find? . You may have found: Computer switch Light switch Plugs White board switches TV switch Fire alarm switch Radio/ CD player.

Thomas
Télécharger la présentation

D&T Alarms

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. D&T Alarms • LO: To understand what switches are for and how they are used?

  2. How many switchescan you see in the classroom?

  3. How many did you find? You may have found: • Computer switch • Light switch • Plugs • White board switches • TV switch • Fire alarm switch • Radio/ CD player

  4. Where do we find switches?

  5. How many other switches can you think of…….. Working in teams who can think of the most – brainstorm your ideas!

  6. What do you think this is?

  7. Why do we have switches? • What are they for? • Why not leave things on all of the time?

  8. Switches • Are used to turn things on and off • Need to make a connection to work • Switch is either open (off) or closed (on) • Need to form part of a circuit

  9. Click this link to see a working switch…… • http://www.schoolscience.co.uk/content/3/physics/circuits/circh1pg1.html

More Related