Std-9 (Sem-1) (1)

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Science and TechnologySTD-9 (sem-1)

• By
• Yash Panchal

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1. MOTION

• Concept of Motion (dtrtlttu Fgttjt)
• mtk'Ctorctkw (Reference Point)
• ykth yltu mttlttkth (Distance and
  Displacement)
• Uniform Motion (rltgtrbtt dtrt)
• Non Uniform Motion (yrltgtrbtt dtrt)
• Lzvt (speed) - mthuhtNt Lzvt (Average speed)
• rltgtrbtt Lzvt (Uniform
  speed)
• Jtudt (Velocity) mthuhtNt Jtudt (Average
  Velocity)
• rltgtrbtt Jtudt
  (Uniform Velocity)

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• Acceleration (vtJtudt) - rltgtrbtt vtJtudte
  dtrt (Motion with uniform acceleration)
• ytjtuFt yltu tultt Wvtgttudttu (Graphs and their
  uses)

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• rltgtrbtt huFtegt dtrtltt mtbtefhKttu(Equations
  of motion along a straight line with uniform
  acceleration)
• (1) v u at
• (2) s ut 1 at2
• 2
• (3) 2as v2 u2
• rltgtrbtt JttwoGbtgt dtrt (Uniform circular
  motion)

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Cttirtf htrNt SI yufbt
ykth M
mttlttkth M
Lzvt m/s
Jtudt m/s
vtJtudt m/s2
ctG Newton
ctGlttu ytDttt Kg m/s
Jtudtbttlt Kg m/s
dtwhwJttfMtoKtlttu mttJtortf yatGttkf G N m2/kg2
dtwhwJtvtJtudt g m/s2
G Kg
Jtslt Newton
"tfftu N
cttKt N/m2
Dtlttt Kg/m3
f' Dtltbtexh
ttvtbttlt furjJtlt (K)
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2.Force and laws of motion

• vt'ttolte rmtrt vth cttngt ctGlte ymth (Effect
  of External Force on the state of the Object)
• mtktwrjtt yltu ymtktwrjtt ctGtu (Balanced and
  Unbalanced Forces)

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• yurhmxtuxjtltt dtrtrJtMtgtf Fgttjttu
• (Aristotles Throughts about
• Motion)
• dturjtrjtgttulttu szJtlttu rltgtbt
• (Galileos Laws of Inertia)

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• lgtqxltlttu dtrtlttu vtnujttu rltgtbt
• (Newtons First Law of Motion)
• ctG (Force)
• lgtqxltlttu dtrtlttu ctestu rltgtbt
• (Newtons Second Law of Motion)
• Jtudtbttlt (Momentum)
• ctGltw btqjgt (Unit of Force)
• ctGlttu ytDttt (Impulse of Force)
• lgtqxltlttu dtrtlttu testu rltgtbt
• (Newtons Third Law of Motion)

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• Jtudtbttlt mtkhHtKtlttu rltgtbt (Law of
  Conservation of Momentum)
• DtMtoKt (Friction)
• rmtt DtMtoKtctG (static friction)
• btn_at_tbt rmtt DtMtoKtctG (limiting friction)
• dtrtf DtMtoKtctG (sliding friction)
  DtMtoKtctGte ttt jttCt
• jttuxKt DtMtoKtctG (rolling friction)
• DtMtoKtctGltu ymth fhtt vtrhctGtu (Factors
  Affecting Frictional Force)
• DtMtoKtltwk rltgtktKt (Control of Friction)
• 
  ntuJth_tVx

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3. Gravitation

• dtwhwJttfMtoKt ctG (Gravitational Force)
• dtwhwJttfMtoKtlttu mttJtortf rltgtbt
• (Universal Law of Gravitation)
• dtwhwJtvtJtudt (Acceleration due to Gravity)
• btwft vttlt fhtt vtttolte dtrtltt
  mtbtefhKttu
• (Equations of Motion for a freely falling body)
• vgt
• h1gt2
• 2
• v22gh

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• sbtelt vthte u suxjtt vtthkrCtf Jtudtte
  Q"JtorNttbttk Vukfujtt vtttolte dtrtltt
  mtbtefhKttu
• ugt
• hut-1gt2
• 2
• u22gh
• G yltu Jtslt (Mass and Weight)
• vtthkrCtf mtbtrHtrts Jtudt mtttu vtrHtvt
  dtrt (Projectile Motion with Initial Horizontal
  Velocity)
• "t²tu yltu cttKt (Thrust and Pressure)
• ytrforbtrzLlttu rmttkt (Archimedes Principle)
• WvjttJtftt (Buoyancy)
• ytrforbtrzLlttu rmttkt
• Dtlttt (Density)
• mttvtuHt Dtlttt (Relative Density)

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4.Properties of Matter

• YJgt yltu YJgt fKttulte jttHtrKtfttytu
• YJgtltwk JtdteofhKt
• YJgtlte yJtmttytu
• YJgtlte Dtlt yJtmtt
• YJgtlte vtJttne yJtmtt
• YJgtlte Jttgtw yJtmtt
• vjttLbtt
• cttuL ytElmxtElt mtkDtxf
• YJgtlte yJtmtt vth ttvtbttlt yltu cttKtlte
  ymth
• tJt, mtkgttuslt yltu rbtKt
• rbtKtltt vtfth
• mtbttkdt rbtKt
• rJtMtbttkdt rbtKt

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• YtJtKt yltu tultt vtfth
• rltjtkrctt YtJtKt
• mttatw YtJtKt
• frjtjt YtJtKt
• YtJtKtlte mttkYtt
• mtktvt yltu ymtktvt YtJtKt
• YJgtltt vthbttKtwytu yltu vthbttrKJtgt rmttkt
• yKtw
• vttKte yubtturltgtt EttEjt
  fjtturhlt VtumVhmt mtjVh
• ytjftuntujt

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• vthbttKtwCtth
• ytrKJtgt G
• bttujt mtkfjvtltt
• bttujth G
• tJttulttu xftJtth Ctth
• vtbttKtmtqatf mtqt
• yKtwmtqt

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5. Structure of atom

• sntult ztjxlt
• futtuz rfhKttu yltu Ht-rfhKttu
• rJtrfhKttultt vtfthtu (a,ß,?)
• ttubmtlt, thVtuzo, cttunTh
• vthbttrKJtgt _bttkf Z
• mtkgttusftt Ejtufxtult yltu
• mtkgttusftt
• atuzrJtf
• vthbttrKJtgt G A
• mtbtmttrltftu
• hurzgttumtr_gttt

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6. The fundamental unit of life - cell

• ftuMtrJtt
• ftuMthatltt (Cell Structure)
• ftuMtegt ykrdtftytu
• ftuMtfulY (Nucleus)
• ftuMthmtvtxjt (Plasma Membrane)
• yktftuMthmtSG (Endoplasmic recticulum)
• rhcttuLtubmt (Ribosomes)
• dttujdteftgt (Golgi body)
• jttgtmttuLtubt (Lysosome)
• fKttCtmtqt (Mitochondrion)

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• ftuMtltt vtfth
• ytr'ftuMtfulYe ftuMt
• mtwftuMtfulYe ftuMt
• hksfYJgtfKt (Plastids)
• fjttuhtuvjttmx (nrhtfKt)
• _tubttuvjttmx (hkdtfKt)
• jgtwftuvjttmx (utfKt)
• hmt"ttlteytu (Vacuoles)

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7. Plant tissue

• vtuNte (Tissue)

Jtltmvtrt vtuNteytu
Jt"toltNtejt
mttgte
ydtmt
vtteogt
ytkthrJtMx
mthG
srxjt
btq_at_tf
mtqjtftuKtf
'Ztu_at_tf
mttbttlgt
nrhtfKttu_at_tf
Jttgtq_at_tf
tktwytu
yrMXftuMttu
sjtJttnf
ylltJttnf
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• Jt"toltNtejt vtuNte
• mthG mttgte vtuNteytu
• btq_at_tf
• mtqjtftuKtf
• 'Ztu_at_tf
• srxjt mttgte vtuNteytu
• sjtJttnf vtuNte
• ylltJttnf vtuNteytu

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8. Animal tissue

• vttKtevtuNte (Animal Tissue)
• yr"taAegt vtuNte (Epithelium)
• jttemtbt yr"taA
• Dtlttfth yr"taA
• mtkCtegt yr"taA
• vtHbtjt yr"taA
• mtt yr"taA

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(Bone)

• mtkgttusf vtuNte (Connective Tissue)
• rJtNtuMt mtkgttusf vtuNte (Connective Tissue
  Proper)
• tktwDtxf vtuNte (Areolar Tissue)
• btuvtqKto vtuNte (Adipose Tissue)
• fkftjt mtkgttusf vtuNte (Skeletal Tissue)
• yrmt (Bone)
• ftrmt (Cartillage)
• vtJttne mtkgttusf vtuNte (Liquid connective
  tissue)
• hwr"th (Blood)
• jtrmtft (Lymph)

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• mlttgtw vtuNte (Muscular Tissue)
• yhurFtt mlttgtw (Smooth Muscle)
• hurFtt mlttgtw (Strited Muscle)
• Ñmlttgtw (Cardiac Muscle)
• atuttvtuNte (Nervous Tissue)

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9. Why do we fall ill?

• mJttmgt yltu htudt
• htudtltt fthKttu
• yufgtwx htudt yltu _turltf htudt
• atuvte htudt yltu rctltatuvte htudt
• htudttulttu VujttJttu
• btltwMgtbttk SuJtt btGtt htudttu
• btujturhgtt (Malariya)
• ftujtuht
• xtEVtuEz
• xecte
• fbtGtu
• yuEzTmt (AIDS)

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• mJttElt Vjtq (Swine flu)
• zuldgtw (Dengue)
• ratfltdtwrltgtt (Chikungunia)
• flLrfxJttErxmt (Conjuctivitis)
• mtthJtthltt rmttkttu (Principles of Prevention)

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• Thank You