1. Does it make a difference how close the water is to the paper? 2. Does it make a difference if the jar is square or round? What about the size of the jar or glass?
3. Draw a diagram of what you think is happening to the light rays
​

The upward force acting on the wing of a airplane in flight is known as the "lift" force. (d)

The chemical reactions lab we did is typically called a "copper plating lab,  because the acid solution cleaned the pennies and made the copper look shinier;   the acid solution cleaned the paperclips and made them look like pennies;   &   the copper from the pennies was removed, and then added to the paperclips.