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sci 2 quart assesmen
| Question | Answer |
|---|---|
| distance measures from the rest position of the medium. | amplitude |
| the length from the tallest point of a wave to the next tallest point of a wave | wavelenth |
| the amount it takes waves to pass a point | frequency |
| as frequency_____ wavelength ______ | increases; decreases |
| as amplitude _______, the ______increases as well | increases; energy |
| all mechanical waves need matter or a ______ to carry energy on | medium |
| the matter moves back and forth as _____ and rarefractions | compressions |
| _______ are compression waves | sound waves |
| sound waves travel faster in_____ | solids |
| transverse waves look like____ | ocean waves |
| the matter moves up and down, left and righ, and at _______ to the motion of the waves | right angles |
| wight light is a mix of all _____ of the rainbow. | colors |
| wight light contains of all ______ of visible light | wavelenght |
| the order of the light spectrum is ___, ___, ___, ___, ___, ___, ___. | Red Orange Yellow Green Blue Indigo Violet |
| we see colors due to the fact that a wavelenght has been _____ and the other wavelenths have been ____ | reflected; observed |
| a prisim works by bending light which is called ____ | refraction |
| current is measured in _____ by an _____ | amps; ammeter |
| as electricity flow, electrical energy is transformed into ______ and _______ energy | thermal; light |
| a series curcuit has ____ path for electricity to ___ | 1; flow |
| if you remove 1 bulb in a series curcuit what happens | the lights do not work |
| parallel curcuit has ____ paths for a curcuit to ____ | many ; flow |
| if you remove 1 bulb in a parallel curcuit what happens | the curcuit still works |
| flowing electricity can produce a _____ _____ which will affect a _____ if placed next to the wire | magnetic feild; magnet |
| a genorator uses motion (kinetic, mechanical energy)to produce ______ energy | electrical |
| An electric motor uses _____ energy to produce (kinetic, mechanical energy) | electric |
| a magnet is strongest at the ___ | poles |
| a magnetic feild extends in all ____ | directions |
| when oppisite poles of a magnet are put together they will _____ | attract |
| when like poles of a magnet are put together they will ____ | repel |
| two ways to increase the strength of an electromagnet | 1. more coils around the nail 2. increase the battery or increase the current flowing through a curcuit |
Created by:
maura06
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