Amazing facts about the human body

RUSSIA UK NEWS (Russia to expel UK diplomats)

Moscow/London: Russia will soon expel British diplomats in relation for Britain's decision to kick out 23 Russian envoys over a chemiczl attact on a former Russian double agent, foreign minister Sergei Lavrov said on Thursday. In London ,foreign secretary Boris Johnson ratcheted up the rhetoric against Russia , accusing it of glorying in the attact on Sergei Skripal , which he described as a way of scaring anyone who stood up to President Vladimir Puttin. Britain says Russia is responsible for the poisoning with a soviet-era 'Novichok' nerve agent of skripal ,66 and his daughter Yulia ,33. They were found unconscious on March 4 in the city of Salisbury in sourthern England and remain critically ill in hospital.

UNITED STATES NEWS(LAS VAGAS SHOOTER USED DEVICE TO MASSACRE CONCERTGOERS LAST YEAR

Washington : presidPresDonald Trump under pressure from angry ,grieving students from Florida high school where a gunman killed 17 people last week ordered the justice department on Tuesday to issue regulations banning so-called bump stocks , which convert semiautomatic guns into automatic weapons like those used last year in the massacre of concertgoers in Las Vegas. A day earlier Trump signalled that he was open to supporting legislation that would modestly improve the national gun background check system,and on Tuesday night he posted on Twitter that Democrats and Republicans "must now focus on strengthening Background checks!".

MATHS (PROBABILITY)

DEFINITION OF VARIOUS TERMS 1. Random experiment: An experiment is said to be random if all possible outcomes of the experiment are known but the exact outcome can not be pericted in advance. 2. Sample space : The set of all possible outcomes of an experiment is known as sample space and it is usally denoted by S.The sample space of tossing a coin is S ={H,T}and the sample space of tossing two coins at a time is S= {HT,TH,TT,HH} and the sample space of rolling a die is S ={1,2,3,4,5,6}.and n(s) represent the number of outcomes of a sample space inS.when a die is rolled twice, then n(s)=6power 2 = 36.Each outcomes of sample space is called Sample point. There are two types of sample spaces namely discrete and continus DisCrete - when elements are countable. Continuous - when elements are not countable. 3. TRAIL AND EVENT:To Perform an experiment is known as trial and possible outcomes of the experiment is called event .for example rolling a dice or tossing a coin any nu

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