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Hero John > Physics > Flashcards

Physics Flashcards

1
Q

Process of assigning quantity to describe a property an object

A

Measurement

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2
Q

S.I.

A

Systematic internationale

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3
Q

S.I. unit

A

Metric system

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4
Q

S.I. agreed on standard system what year ?

A

1960

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5
Q

Unit of time

A

Second

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6
Q

Unit of length

A

Meter

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7
Q

Unit of mass

A

Kilogram

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8
Q

Unit of electric current

A

Ampere

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9
Q

Unit of temperature

A

Kelvin

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10
Q

Unit of substance

A

Mole

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11
Q

Unit of luminous intensity

A

Candela

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12
Q

Reliable known digits

A

Significant figures

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13
Q

Used to express very small and very large number

A

Significant figures

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14
Q

Quantity and property of an object

A

Measurement

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15
Q

Quantity and property of an object

A

Measurement

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16
Q

Difference between the true value and measured value

A

Error

17
Q

Difference between the true value and measured value

A

Error

18
Q

Net effect of error. doubt that exist in reported value

A

Uncertainty

19
Q

How close the measured value to the true value

A

Accuracy

20
Q

Scattered or the variability

A

Precision

21
Q

Referred to pull or push exerted of the object

A

Force

22
Q

What are the contact forces

A

Normal force, friction force, tension force

23
Q

Non contact force

A

Magnetic force, electric force, gravitational force

24
Q

Fundamental force

A

Strong nuclear force, electromagnetic force, weak nuclear force, gravitational force

25
Q

Give estimate of true value also arrange mean

A

Arithmetic mean

26
Q

Quantifies the spread of value

A

Standard deviation

27
Q

Force exerted by the surface also perpendicular

A

Normal force

28
Q

Force in the surface and parallel

A

Friction force

29
Q

This is also known as pulling force

A

Tension force

30
Q

Repulsion of attraction

A

Magnetic force

31
Q

Force that created by Electric charge

A

Electric force

32
Q

Attraction of object that has mass

A

Gravitational force

33
Q

Atoms separating due to electric force

A

Strong nuclear force

34
Q

Either attractive or repulsive

A

Electromagnetic force

35
Q

Radioactive process

A

Weak nuclear force

Hero John (7 decks)

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