my bike Flashcards

1
Q

Motion.

A

The action or process of moving or being moved

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2
Q

distance

A

the length of the space between two points.

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3
Q

odometer

A

an instrument for measuring the distance travelled by a wheeled vehicle

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4
Q

unit

A

an individual thing or person regarded as single and complete but which can also form an individual component of a larger or more complex whole.

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5
Q

time

A

the indefinite continued progress of existence and events in the past, present, and future regarded as a whole.

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6
Q

speed

A

the rate at which someone or something moves or operates or is able to move or operate.

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7
Q

speedometer

A

an instrument on a vehicle’s dashboard indicating its speed.

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8
Q

formula

A

a mathematical relationship or rule expressed in symbols

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9
Q

slope

A

a surface of which one end or side is at a higher level than another; a rising or falling surface.

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10
Q

force

A

strength or energy as an attribute of physical action or movement

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11
Q

instantaneous speed

A

When the speed of an object is constantly changing, the instantaneous speed is the speed of an object at a particular moment (instant) in time

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12
Q

average speed

A

The average speed of an object is defined as the distance traveled divided by the time elapsed. Velocity is a vector quantity, and average velocity can be defined as the displacement divided by the time.

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13
Q

distance-time graph

A

In a distance-time graph; The average speed can be determined from the slope/gradient of the graph. The steeper the gradient the higher the average speed. A horizontal line indicates the object is stationary (not moving).

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14
Q

stationary

A

stationary

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15
Q

constant

A

occurring continuously over a period of time.

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16
Q

acceleration

A

a vehicle’s capacity to gain speed.

17
Q

decelerating

A

Deceleration is a slowing down: the unexpected deceleration of your car might mean that you’ve run out of gas. Use the noun deceleration when you talk about a gradual decrease in speed

18
Q

quantities

A

the amount or number of a material or abstract thing not usually estimated by spatial measurement.

19
Q

variables

A

an element, feature, or factor that is liable to vary or change.

20
Q

scientific

A

based on or characterized by the methods and principles of science.

21
Q

formula

A

a mathematical relationship or rule expressed in symbols

22
Q

using a scientific formula

A

A set of symbols showing the composition of a chemical compound. A formula lists the elements contained within it and indicates the number of atoms of each element with a subscript numeral if the number is more than 1.

23
Q

force

A

strength or energy as an attribute of physical action or movement

24
Q

mass

A

a large body of matter with no definite shape.

25
Q

grams

A

a metric unit of mass equal to one thousandth of a kilogram.