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CLUSTER 1: PHYSICS (CHAPTER 1-5) > CHAPTER 2 > Flashcards

CHAPTER 2 Flashcards

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Physics 101 flashcards AP® Physics flashcards
1
Q

The study of interactions of matter & energy

A

Physics

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2
Q

Mass, Length & Time

A

Three Base Quantities

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3
Q

The combination of one or more base
quantities

A

Secondary/Derived Quantities

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4
Q

Exposure, Dose, Equivalent Dose &
Radioactivity

A

Special Quantities

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5
Q

IBWM

A

International Bureau of Weights &
Measures

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6
Q

It is based on speed of light
 SI Unit: meter (m)

A

Length

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7
Q

represents the
standard unit of length

A

Platinum-Iridium Bar:

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8
Q

wavelength of orange light
emitted from an isotope of krypton-86

A

Redefinition:

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9
Q

distance traveled by light in
1/299,792,468

A

One Meter:

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10
Q

One Kilogram:mass of 1000 cm3 of water at
4 DEGREES CELCIUS

A

SI Unit: kilogram (kg)

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11
Q

SI Unit: kilogram (kg)

A

MASS

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12
Q

represents the
standard unit of mass

A

MASS

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13
Q

Redefinition: a certain fraction of the
tropical year 1900

A

MASS

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14
Q

Recent Definition: measured by an atomic
clock

A

MASS

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15
Q

It has a magnitude & a unit

A

Measurement

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16
Q

Four Systems of Units

A

 MKS
 CGS
 British
 SI

17
Q

Exposure: SPECIAL UNITS ___ SI ___

A

C/kg
Air kerma (Gya)

18
Q

Dose: SPECIAL UNITS ___ SI ___

A

J/kg
Gray (Gyt)

19
Q

Equivalent Dose:SPECIAL UNITS ___ SI ___

A

J/kg
Sievert (Sv)

20
Q

Radioactivity:SPECIAL UNITS ___ SI ___

A

s
-1 Becquerel (Bq)

21
Q

The segment of physics that deals with
motion at rest (statics) & objects in motion
(dynamics)

A

Mechanics

22
Q

motion at rest

A

statics

23
Q

objects in motion

A

dynamics

24
Q

 It is sometimes called speed
 The rate of change of its position with time

A

Velocity

25
Q

what is the formula for velocity

A

Formula: V = d/t
o d = distance
o t = time

26
Q
A

CLUSTER 1: PHYSICS (CHAPTER 1-5) (2 decks)

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