Speed, Velocity, and Acceleration Vocabulary

Speed, Velocity, and Acceleration Vocabulary

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speed

Definition: the distance something travels in a given amount of time

Synonyms: race, hurry, run, rate, etc.

Example Sentence: The car was traveling at a speed of 40 miles/hr.

Velocity

Definition: the speed AND direction of a moving object

Synonyms: momentum, pace, quickness etc.

Example Sentence: The motorcycle was traveling at a velocity of 60 miles/hr east.

Vector

Definition: a quantity that has both size and direction

Synonyms: aim, angle, direction etc.

Example Sentence: Velocity and acceleration are both vector quantities.

Slope

Definition: the steepness of a line on a graph

Synonyms: slant, incline, rise etc.

Example Sentence: The slope of a direction vs. time graph is the velocity of the car.

Acceleration

Definition: the rate at which velocity changes

Synonyms: slant, incline, rise etc.

Example Sentence: The bus has good acceleration because it can reach 60m/hr in 5.7 seconds.

varies

Definition: changes

Synonyms: differs, mutates, shifts etc.

Example Sentence: The cost of a room at the hotel varies by season.

version

Definition: different form of the same thing

Synonyms: form, kind, class, story, design etc.

Example Sentence: The newest version of iphone that's out is the iphone 12 Pro.

elapsed

Definition: to pass or go by

Synonyms: roll by, proceed, advance, go on etc.

Example Sentence: Three months have elapsed since she found a baby fox in the woods near her house.

indicate

Definition: to show

Synonyms: point out, specify, tell, signify etc.

Example Sentence: He indicated a large hallway connected to the large formal room.

Steep

Definition: rising or falling sharply

Synonyms: sheer, sharp, vertical, expensive etc.

Example Sentence: The hill was very steep, so he had to climb it slowly.

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