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Atoms consist of three basic particle : electron, proton , and neutron. The nucleus of the atom contains the proton (positively charged) and the neutron (no charged) . the outermost region of the atom called electron shells and contain the electron ( negatively charged).

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Es app ma online classes nahi hote

Posted by Vishal Thakur 4 years, 2 months ago

CBSE > Class 09 > Science

1 answers

Sanket .........✨ 4 years, 2 months ago

No !

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What is antibiotic

Posted by Arushi Gupta 4 years, 2 months ago

CBSE > Class 09 > Science

1 answers

Mahi Chaurasia 4 years, 2 months ago

An antibiotic is a chemical substance produced by bacteria and fungi to inhibit the growth of pathogens in body

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A man exerts a 80N force on a load of mass 6 kg along a rough surface. The frictional force acting on the load is 20N. Given that the mass moves 5 m horizontally in 30s. What is the useful power developed by the man

Posted by Akanksha Garg 4 years, 2 months ago

CBSE > Class 09 > Science

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A ball is gently dropped from a height of 20 m .If its velocity increases uniformly at the rate of 10 metre per second square then with what velocity will it strike the ground

Posted by Harsh Dagar 4 years, 2 months ago

CBSE > Class 09 > Science

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Hello everyone hope you all are safe ? Happy republic day everyone ?????????????

Posted by Diksha Laniya🐥 4 years, 2 months ago

CBSE > Class 09 > Science

3 answers

Divesh Singh Chauhan 4 years, 2 months ago

Hlo diksha

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Sanket .........✨ 4 years, 2 months ago

Suspend kr diya tha kya account aapka ?

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Sanket .........✨ 4 years, 2 months ago

Diksha bdi din baad aayi ?

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The means of spread of malaria is? (a) Air (b) water (c)vector (d)sexual contact

Posted by Shreya Kumari 4 years, 2 months ago

CBSE > Class 09 > Science

5 answers

Divesh Singh Chauhan 4 years, 2 months ago

Hlo shreya

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Proburner Pritam Das 4 years, 2 months ago

Vector as it is spreading though mosquito name female Anopheles mosquito.

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Rishabh Sharma 4 years, 2 months ago

That means answer is (c) vector because mosquito is a vector of disease.

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Rishabh Sharma 4 years, 2 months ago

(c) because malaria is caused by protozoan parasite plasmodium . this disease is spread through bite of female Anopheles mosquito .

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Sanket .........✨ 4 years, 2 months ago

Water ?

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You have also a sweet nature khushi ??..

Posted by Rashmi Sharma 4 years, 2 months ago

CBSE > Class 09 > Science

2 answers

Sanket .........✨ 4 years, 2 months ago

Mein ki Rashmi ko bol rhi ho phir confusion ho gyi

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Sanket .........✨ 4 years, 2 months ago

Aacha or mein ?

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What are the 2 nearest and the brightest star of earth

Posted by Paridhi Singh 4 years, 2 months ago

CBSE > Class 09 > Science

1 answers

Proburner Pritam Das 4 years, 2 months ago

Alpha Centauri A and Tau Ceti.

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What is a-particles in chemistry??

Posted by Rashmi Sharma 4 years, 2 months ago

CBSE > Class 09 > Science

3 answers

Rashmi Sharma 4 years, 2 months ago

Nhi mai bura nhi mani vaisa bhi aapne aisa koi bura manne wali baat kahi hi nhi thi don't worry ??

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Rashmi Sharma 4 years, 2 months ago

Thanks khushi?

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K_Hushii 🍁 4 years, 2 months ago

A particle is a small protion of matter. The world emcompasses an enormous range of size: from subatomic particle, such as electrons, to particles large enough to be seen , such as particles of dust floating in sunlight.

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Hi everyone

Posted by Palak Batham 4 years, 2 months ago

CBSE > Class 09 > Science

3 answers

Subhra Mishra 4 years, 2 months ago

hlo

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Diksha Laniya🐥 4 years, 2 months ago

Hii

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Sanket .........✨ 4 years, 2 months ago

Hi......

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Aap apna introduction hi dedo ?

Posted by Rashmi Sharma 4 years, 2 months ago

CBSE > Class 09 > Science

4 answers

Rashmi Sharma 4 years, 2 months ago

I am Rashmi in class 9th from bihar Vaisa aap ho kaha se ?

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Sanket .........✨ 4 years, 2 months ago

Ab aap bhi de do Rashmi ji ?

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Sanket .........✨ 4 years, 2 months ago

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Sanket .........✨ 4 years, 2 months ago

I am a boy I read in 9th class I am ** years old ?

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Good night ??

Posted by Rashmi Sharma 4 years, 2 months ago

CBSE > Class 09 > Science

5 answers

Rashmi Sharma 4 years, 2 months ago

Aap kaunse class me ho ?

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Rashmi Sharma 4 years, 2 months ago

Hii

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Sanket .........✨ 4 years, 2 months ago

Jo aap bolo ?

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Rashmi Sharma 4 years, 2 months ago

Kya baat krni h

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Sanket .........✨ 4 years, 2 months ago

Baat bhi nhi ki or gn ?

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Mind map on work and energy

Posted by Rudra Viradiya 4 years, 2 months ago

CBSE > Class 09 > Science

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What is the source of centripetal force that a planet requires to revolve around the sun? On what factors does this force depend? Write an expression for this force.

Posted by Aditya Raj 4 years, 2 months ago

CBSE > Class 09 > Science

1 answers

Antusha Biswas 4 years, 2 months ago

Centripetal force is needed to make an object move in a circular path. In this case, the centripetal force is provided by the gravitational force of the sun. This force depends on the masses of sun and the planet as well as the distance between them. F= G(m1m2)/R2 is an expression for this kind of force ~Ray

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How to study biology

Posted by Kanak Sharma 4 years, 2 months ago

CBSE > Class 09 > Science