vocab words
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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| Newton | The SI unit used for the magnitude, or strength, of a force
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| Net force | The overall force on an object when all the individual forces acting on it are added together
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| Unbalanced forces | Forces that cause an object’s velocity to change
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| Balanced forces | Equal forces acting on an object in opposite directions
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| Friction | The force that one surface exerts on another when the two surfaces rub against each other
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| Static friction | Friction that acts on objects that are not moving
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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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| Fluid friction | Friction that occurs as an object moves through a fluid
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| Gravity | The force that pulls objects toward each other
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| Mass | A measure of how much matter is in an object
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| Weight | A measure of the force of gravity on a object
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| Free fall | The motion of a falling object when the only force acting on it is gravity
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| Air resistance | The fluid friction experienced by objects falling through the air
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| Projectile | An object that is thrown
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| Compression | An elastic force that squeezes or pushes the molecules in matter together
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| Tension | An elastic that stretches or pulls on the molecules in matter
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| Inertia | The tendency of an object to resist any change in its motion
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| Momentum | The product of an object’s mass and velocity
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| Law of conservation of momentum | The rule that in the absence of outside forces the total momentum of objects that interact does not change
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| Satellite | Any object that orbits another object in space
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| Centripetal force | A force that cause an object to move in a circle
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To hide a column, click on the column name.
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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:
Richard D
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