
Automatic garage doors stop working
Image

Image: Orange County Home Garage Doors
Some San Diego residents came home to the frustration of an improperly functioning garage door opener. Even worse, it startled some residents to find their garage door wide open after being away all day. In some neighborhoods, and at sporadic times, garage doors grew a mind of their own by either not opening or opening at random intervals.
How do we send signals without wires? What are the benefits of these wireless signals? The drawbacks? Why does a garage door opener only open one door and not the next?
Resources:
Garage door openers stop working in Rancho San Diego
Type
Phenomena
Subject
Physics
More Activities & Resources:
What can the movement of animals and insects tell us about our environment?
Phenomena
What causes Monarchs to migrate in the first place?
Phenomena
Hang gliders and paragliders can launch from and land on the cliffs of Torrey Pines.
Phenomena