Motion Voc. Flashcards

0
Q

Motion

A

1.
the action or process of moving or being moved.
“the laws of planetary motion”
synonyms: movement, moving, locomotion, rise and fall, shifting; More
a gesture.
“she made a motion with her free hand”
synonyms: gesture, movement, signal, sign, indication; More
a piece of moving mechanism.

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1
Q

Acceleration

A

increase in the rate or speed of something.

“the acceleration of the industrialization process”

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2
Q

Centripetal acceleration

A

Consider an object moving in a circle of radius r with constant angular velocity. The tangential speed is constant, but the direction of the tangential velocity vector changes as the object rotates.

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3
Q

Displacement

A

1.
the moving of something from its place or position.
“vertical displacement of the shoreline”
the enforced departure of people from their homes, typically because of war, persecution, or natural disaster.
“the displacement of farmers by guerrilla activity”
the amount by which a thing is moved from its normal position.
“a displacement of 6.8 meters along the San Andreas fault”

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4
Q

Speed

A

the rate at which someone or something is able to move or operate.
“we turned onto the runway and began to gather speed”
synonyms: rate, pace, tempo, momentum
“the speed of their progress”

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5
Q

Meters

A

the fundamental unit of length in the metric system, equal to 100 centimeters or approximately 39.37 inches.

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6
Q

Velocity

A

the speed of something in a given direction.

“the velocities of the emitted particles”

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7
Q

Momentum

A

1.
PHYSICS
the quantity of motion of a moving body, measured as a product of its mass and velocity.

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