Sighting activities with frames and tubes
Students stand on either side of a picture frame.
Two students observing a wooden frame from a distance.
Student uses a frame together with grating in the railing and the window.
Student drawing on paper over frame.
A student holds a frame in class to show others what she saw.
Student blackboard drawing. For the top diagram, the viewer \[left vertical hash\] and the object \[right vertical hash\] stay fixed while the frame \[hash with arrow\] is moved to the right. For the bottom diagram, the frame and the viewer are moved to the left together while the object stays fixed.
Student drawing on paper looking through a frame.
Student drawing on plexiglass of what is seen through the frame.
Students spot something in the sky.
Tubes veer toward the bright object.
Student watching through a tube.
A students phone sky program identifies the object as Jupiter.
Another student viewing the night sky through a tube.
Student drawing on paper looking at fence and shadows at sunset.