A student wants to design a device that will use radio waves to kill bacteria. He knows that bacteria can only be killed by high-energy waves. Determine if his device will successfully kill bacteria and provide an explanation.

You will be galileo perform the experiment to determine if objects with different mass fall at the same, or different, rates in the air and in a vacuum. (refer to the walk-through video to locate the online lab within the online textbook).

Suppose you have three polarizing filters, with the second at an angle of 42∘ to the first and the third at an angle of 90∘ to the first. by what perfect will the original intensity of unpolarized light be reduced to after passing through all three filters?

The ozone hole appears in antarctica during