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Friday 12 April 2013

Mechanics

Mechanics
In Mechanics we learn:
Difference b/w Kinemetics and Dynamics
Difference b/w rest and motion
Different types of motion
Position
 Difference b/w distance abd displacement
Difference b/w speed and velocity

Error in Measurments

Names of error in measurments
There are three errors in measurments
Personal Error
Random Error
Systemic Error

Measuring Instruments

Measuring Instruments
We are measuring different things with different Instruments.  Some 
Instruments name are following:
Vernier Callipers
Micrometer Screw Guage
Physical Balance
Stop Watch
Measuring Cylinder

Phy an introduction

Intro of phy
In this we learn following steps.the steps are:
What is Physics?
Branches of Phy
Importance of phy in daily life
Scientific method
Teachings of Islam and Sciences
Contribution to sci by Muslims and Pakistani  Scientists

Monday 1 April 2013

Respiratory System

hum res sys
Respiratory sys z also called the Ventilatory sys. Ventilatory sys is the Biologicaly sys. Humans and other mammals have respiratory sys.Features of respiratory sys are lungs and respiratory muscels. Plants and Insects also have respiratory sys.

Sunday 31 March 2013

BRANCHES OF PHYSICS

branches of phy
MECHANICS
THERMODYNAMICS
ELECTROMEGNATISM
STATISTICAL MECHANICS
ASTROPHYSICS
ATOMIC,MOLECULAR PHY
CHEMICAL PHY
BIO PHYSICS
GEO PHY
PLASMA

Thursday 28 March 2013

SATELLITE


SATELLITE
SATELLITES R USUALLY INDPNDNTLY CMPTR CNTROLED SYSTEM.NATURAL SATELITES ARE KNOWN AS MOONS.SATELITES USED 4 LARGE PURPOSES.


SPACE


SPACE
SPACE HAVE NOT ANY BOUNDRY.  SPACE Z  D 3 DLMNSIONAL  EXTENT IN WHCH OBJCTS EXISTS. DFRNT SCIENTIST HAD GONE ON SRACE. THERE R NITHER AIR NOR CHANCES OF LIVING ORGNSMZ. 

FLOWERS



FLOWERS
FLOWERS R  D NATURAL BEAUTY. IT Z  GIFT OF HUMANS FROM ALLAH. D PRPZ OF FLOWERS Z REPRODCTION. D SCIENTFC NAME OF ROSE Z ROSEACE. ALL FLOIWERS R ATRCTV. IT Z CLOSE TO D NATURE. 

Wednesday 27 March 2013

WATER


WATER
WATER  Z MST IMP CMPND 4 LIVING AND NON LIVING  ORGNZMS.  IT Z  AN ABNDNT CMPND ON EARTH SURFACE. ITS CMCL FORMULA Z H2O.

LIGHT


SUN LIGHT
 LIGHT Z AN ELCTROMGNTC RADIATIONX. SUN LIGHT Z VERY IMP 4 HUMANBEINGS HEALTH.LIGHT Z LYE IN OPTICS. WAVE LENTH OV LIGHT Z MEASURD BY RADIOMETRY AND PHOTOMETRY.


temprature


Temprtr z a physical quantty dt z a measure of hotness nd coldness on a numerical scale.It z measured by a THERMOMETER.Temprture z  most imp in al fields of science.

Monday 11 March 2013

ozone

ozone layer

Ozone layer z a layer in earth atmspher cntaining relitively highly cncntraitns of ozone(O3).Ozone layer can be depleted by redical crystals.Ozone z transprnt 2 mst UV-A.The cncntraitn of ozone in d ozone layer z very small.

eyes

eye

Eyes r an organ dt dtct light.It as a concious sense organ.eyes z made up of 3 coats. 

Saturday 9 March 2013

Neuron

neuron
A tpcl neuron whch poses a cell bdy,dntrits and axon.dntrits are thin structres arises frm d cel bdy. nrns cmncte by chemcl nd electrical synapses in proses known as synptc transmsion.

chromosomes


chromosomes
 chromosoms has 2 sstr cromtds.center f chromtds z cld centromere region.

persian cat


persian cat
It has xtrmly long nd thick coat.It have any color.It z d most popular breed of pedigree cats. 

Friday 8 March 2013

German Shepherd





German Shepherd dog
This ia s breed of lage sized dog that originated in germany.This breed is very popular for his intelligence,loyality,alertness,confidence and a fearlessness.Used by army for searching thieves and tracking purpose of path.Life span is 9 to 13 year.Also used as a watchdog and security purpose by different agencies.



plants

plants
plants z also cld grn plnts.its scientfc name z PLANTAE.flower z d main part of d plant.Plants purify d air from germs.

air

air

air z d imp 4 al d thngs whch z laey in d al ovr d world. hmn beings breath in air. fresh air z bnft 4 d hmns nd animls.

Newton'sRing

Newton's Ring
ds finomena z dscvrd by newton. dts y ds z cld d Newtons rings.

liver


liver z a majr part ov d hmn bdy. it has 2 lobes. ryt & lft lobes. ryt lobe z d biger than 2 lft lobe. call blader z adjstd in ryt lobe.

Wednesday 6 March 2013

HEART

INTERNAL PART OF HEART
HEART IS THE MOST IMPORTANT PART OF THE BODY. HEART IS PUMPING 72 TIMES IN 1 MINT. IT SUPPLIES THE BLOD TO  ALL OVER THE BODY THRU ARTRIES.

Tuesday 5 March 2013

SOLAR SYSTEM

PLANETS
SOLAR SYSTEM HAVE NINE PLANTS. IN SOLAR SYSTM OUR EARTH IS ON THIRD NO. EARTH HAS ONE MOON WHICH REVOLVS AROUND THE EARTH. EARTH IS ALSO AROUND THE SUN. 

Sunday 24 February 2013

ARTCLS ABT SCI

SKUL OV HMN
HMN BRAIN Z MST IMP PART OV HMN BDY. ITS WEIGHT Z 3 PONDS. IF ITS WRKNG IN NT RYT WAY,D HMN Z CALED MNTL.

Friday 22 February 2013

CRNT SCI

MOD SCI
CRNT SCI Z VRY VALUE ABLE IN EVRY PROFESSIONS. IT Z IMPRTNT 4 HUMN BEINGS. DOSE PRSNS WHCH INVOLVZ IN CRNT SCI HAVE ALOT OV SALARY.

SCI MGZN

DSCVRY
INFO ABT DSCVRY IN SCI  MGZNS. WHCH Z DSCVRD BY DFRNT CNTRZ ABT SCI. ITS AL ABT US 4 MORE KNOWLEDGE.

EARTH SCIENCE

INFO ABT EARTH
SCI Z A MAJR SBJCT 4 AL D CLASES. ITS AL ABT OVR EARTH. IN BIGR CLASS DS SBJCT Z BRIEFLY DSCSD.  

Thursday 21 February 2013

JOURNAL SCIENCE

JRNL SCI
SCIENCE IS A MODERN TECHNOLOGY. THERE ARE MAJOR THREE TYPES OF IT. IT IS USED IN ALMOST ALL PROFESSIONS.