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22 Cards in this Set
- Front
- Back
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If you need a translucent surface you would choose
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frosted glass
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When an herbivore eats a plant, some of the energy in the plant is
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passed on to the herbivore in the form of heat energy
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microwaves may be used for
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satellite communications
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ultraviolet light may be used to
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kill germs
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infrared radiation may be used to
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keep food warm in a restaurant
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light recieved by the solor cell of a calculator is changed to; this is an example of
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electrical energy when the calculator is used; the law of conservation of energy
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infrared waves from the sun cannot be; when an object obsorbs infrared light, the
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seen; temperature of the object will increase
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light shares properties of
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waves and particles
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an incandescent bulb gets hotter than the fluorescent tube because
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the incandescent bulb is less efficent
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an object in water appears in a different location than it actually is because
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the light waves are bent when passing from the air into the water
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when a light ray hits a surface and is refelcted
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the path of the reflected ray is reflected at an angle equal to the angle of incidence
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changing the wavelength of an electromagnetic wave would redult in
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a change in the color of light observed
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the amplitude of a wave indicates the
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amount of enrgy the wave carries
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the rate of change of displacement( ) is
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(speed and direction) is velocity
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A ball is thrown horizontally. Assuming that gravity did not affect the path of the ball, it would continue to travel
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horizontally
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A person jumping from an airplane will ____ toward the ground. When the force of gravity becomes ____ to the _____, the person will achieve _____.
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accelerate; equal, air resistance, terminal velocity
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When any object falls, the force of _____ will eventually balance the force of ____, so that it will fall at a _____.
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air resistance, gravity, constant rate
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Seat belts, air bages, and infant car seats are designed to protect people from the hazards of ______ and ______.
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acceleration and inertia
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A soccer ball is kicked across a field to another team memeber. According to Newton's First Law of Motion, it will continue to _____________ unless the recieving player applies a force to change its direction.
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move in a straight line
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A ________ will accerlerate an object in the direction of the ________
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net force; net force
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plants convert _______ energy into _______ energy during the process of _________
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electromagnetic, chemical, photosynthesis
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Flowers contain the plants' reproductive organs called the _____ and the _____
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staman and pistil
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