Vocabulary Terms
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Force | A push or pull exerted on an object
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| Friction | Force that two surfaces exert on each other when they rub against each other
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| Weight | A measure of the force of gravity acting on an object
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| Speed | The distance an object travels per unit of time
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| Velocity | Speed in a given direction
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| Acceleration | Then rate at which velocity changes
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| Sliding Friction | Friction that occurs when one solid surface slides over another
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| Rolling Friction | Friction that occurs when an object rolls over a surface
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| Static Friction | Friction that acts between objects that are not moving
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| Fluid Friction | Friction that occurs as an object moves through a fluid
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| Work | work=force * distance in Joules
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| Power | power= work/time in Watts
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| Gravitational Potential Energy | Energy an object possesses because of its position in a gravitational field; 9.8
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| Energy | The ability to do work or cause change
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| Kinetic Energy | Energy that an object has due to its motion
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| Altitude | Elevation above sea level
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| Weather | The condition of Earth's atmosphere at a particular time and place
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| Atmosphere | The relatively thin layer of gases that form Earth's outermost layer
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| Water Vapor | Water in the form of a gas
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| Electromagnetic Radiation | The energy transferred through space by electromagnetic waves
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| UV Rays | Electromagnetic waves with wavelengths that are shorter than visible light
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| Infrared Radiation | Electromagnetic waves that are longer than visible light but shorter than microwaves
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| Greenhouse Effect | The trapping of heat near a planet's surface by certain gasses in th eplanet's atmosphere
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| Scattering | Reflection of light in all directions
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| Optical Telescope | A telescope that uses lenses and mirrors to collect and focus visible light
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| Nonoptical Telescope | A telescope that doesn't collect visible light
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| Parallax | The apparent change in position of an object when seen from different places
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| Lightyear | The distance that light travels in one year, about 9.5 million million kilometers
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| Penumbra | The part of the shadow surrounding the darkest part
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| Umbra | The darkest part of a shadow
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
rachelle.hayek
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