Physics Matching
| what is a cathodes-ray tube |
| it controls the strength and position of the beams to produce images. |
| what is the unit for electric power |
| how does light behave as a particle? |
| uses photons- packets of electrons. |
| how does light interact with translucent material |
| a solid that only conducts under certain conditions |
| what is a analong signal? |
| produced by a changing voltage and current |
| what causes the most diffraction? |
| if the wavelength is too large compared to the opening or obstacle? |
| how do you measure the amplitude of a transverse wave? |
| from is rest position to a crest or trough. |
| why do blue and yellow combine to produce white light? |
| because the are complementary colors of light? |
| cell phones use what type of wave? |
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