CBSE > Class 09 > Science | CBSE Board | Homework Help

Because g depends on location so weight is also depend on location. The mass of the moon is less than earth so its force of attraction is also less on the pot than the earth. Weight of an object on the moon is 1/6 of weight of an object on the earth

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What is the difference between velocity and acceleration?

Posted by Vansh Tickoo 2 years, 8 months ago

CBSE > Class 09 > Science

1 answers

Sandeep Singh 2 years, 8 months ago

Velocity is the displacement covered by a body in per unit time but acceleration is the changing of velocity in per unit time

4Thank You

ANSWER

SWEET AS SUGAR, HARD AS ICE, HURT ME ONCE I WILL KILL U TWICE

Posted by Âťťíťůđē Bøý 2 years, 8 months ago

CBSE > Class 09 > Science

5 answers

Mayank Mannat 2 years, 8 months ago

Wah bhai wah ???????

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Vanshika Nehra 2 years, 8 months ago

????

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Priyanshu Thakur 2 years, 8 months ago

0Thank You

Sanket ... 2 years, 8 months ago

?????

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Mayank Mannat 2 years, 8 months ago

??????‍♀️?‍♀️?‍♀️?‍♀️?‍♀️

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NO LOVE NO PAIN STAY SINGLE ONLY GAIN KIDS HAVE CRUSHES BOYS HAVE GIRLFRIENDS BUT LEGEND R ALWAYS SINGLE

Posted by Âťťíťůđē Bøý 2 years, 8 months ago

CBSE > Class 09 > Science

5 answers

Nabanita Maity 2 years, 8 months ago

Right

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Sanket ... 2 years, 8 months ago

?.......

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Âťťíťůđē Bøý 2 years, 8 months ago

Yupo

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K_Hushii 🍁 2 years, 8 months ago

Ya u are absolutely right......?

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Mayank Mannat 2 years, 8 months ago

Have crushes are correct but having one girlfriend and broke her heart is not correct So if you want to single for lifetime so be single but don't broke heart of any girl......

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Guys i know that this app is used for studying purpose, but I used to send quotes. If u think I am wrong then I will stop writing my quotes. And for this I am sorry

Posted by Âťťíťůđē Bøý 2 years, 8 months ago

CBSE > Class 09 > Science

3 answers

Mayank Mannat 2 years, 8 months ago

No bro you are not wrong....

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Âťťíťůđē Bøý 2 years, 8 months ago

THANK U SO MUCH

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K_Hushii 🍁 2 years, 8 months ago

Not at all bro......

2Thank You

ANSWER

GOD IS THE ONLY ONE WHO CAN REEDEM U FROM EVERY PROBLEM. NOTHING IS IMPOSSIBLE FOR ME CAUSE GOD IS WITH ME

Posted by Âťťíťůđē Bøý 2 years, 8 months ago

CBSE > Class 09 > Science

3 answers

Nabanita Maity 2 years, 8 months ago

Yes

0Thank You

Âťťíťůđē Bøý 2 years, 8 months ago

Yaa ur right sohini

1Thank You

Sohini Bawali 2 years, 8 months ago

God will be with us but we also have to try our best, we must not put all the problems to god

1Thank You

ANSWER

Ball is dropped from a tower of hight 5m with what velocity does it strike the ground

Posted by Jayashree Betageri 2 years, 8 months ago

CBSE > Class 09 > Science

0 answers

ANSWER

Objective

Posted by Prahalad Patel 2 years, 8 months ago

CBSE > Class 09 > Science

1 answers

Divya Sharma 2 years, 8 months ago

Class 9th subject I. T book cbse board school question

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ANSWER

Calculate the number of molecules of sulphur 32 present in 16g of solid sulphur

Posted by Hritesh Sahu 2 years, 8 months ago

CBSE > Class 09 > Science

1 answers

Rohan Bansal 2 years, 8 months ago

The molecular mass of the sulphur molecule is 32 × 8 = 256 u. 1 mole of sulphur molecules is equal to 256 grams. This means 256 g of solid sulphur contains = 6.022 x 1023 molecules. Therefore, 16 g of S8 contains 3.76 x 1022 molecules.

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How many moles are in 12 g of helium?

Posted by Shanu Prakash 2 years, 8 months ago

CBSE > Class 09 > Science

3 answers

Piyush Prajapati 2 years, 8 months ago

3 mole are present in 12g of helium

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Vanshika Jangra 2 years, 8 months ago

No of moles = given mass / molar mass No of moles =12/4 No. Of moles = 3

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Mayank Mannat 2 years, 8 months ago

The value of the mole is equal to the number of atoms in exactly 12 grams of pure carbon-12. 12.00 g C-12 = 1 mol C-12 atoms = 6.022 × 1023 atoms • The number of particles in 1 mole is called Avogadro's Number (6.0221421 x 1023).

1Thank You

ANSWER

What precaution could you take in your school to reduce the incidence of infectious disease ?

Posted by Deepak Kumar 2 years, 8 months ago

CBSE > Class 09 > Science

1 answers

Abhinav Narayan 2 years, 8 months ago

The precautions I will take to reduce the incidence of infectious disease are 1. Maintain distance from each student 2. Use sanitizer and mask 3. Take a bath and wash my clothes when I'll return from school

1Thank You

ANSWER

CGS unit of work

Posted by Aditya Raj 2 years, 8 months ago

CBSE > Class 09 > Science

1 answers

Smile 😇 2 years, 8 months ago

The CGS unit of work is erg

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ANSWER

A lift carries a 5 person with an average mass of 60kg to a height of 27m in 9sec at a constant speed what is the power of the lift.

Posted by Abirami C 2 years, 8 months ago

CBSE > Class 09 > Science

0 answers

ANSWER

"SOMEDAY" IS A DISEASE WHICH KILLS DREAMS READ AGAIN I HATE GIRLS WHO SAY "ALL BOYS R SAME" WHO TOLD U TRY THEM ALL IF U R A TOPPER NICE TO MEET U I AM A TEACHER HATE ME I NEVER MIND TO LIVE A HAPPY LIFE TIE IT TO A GOAL I NEVER TURN BACK UNTIL I SEE A GOOD VIEW

Posted by Âťťíťůđē Bøý 2 years, 8 months ago

CBSE > Class 09 > Science

5 answers

Âťťíťůđē Bøý 2 years, 8 months ago

My first request and my last warning don't make me angry

0Thank You

Âťťíťůđē Bøý 2 years, 8 months ago

Tu chapri

0Thank You

Átîtúde Girl . . 2 years, 8 months ago

Waa kya likta hai ...

0Thank You

Ayush Mani 2 years, 8 months ago

Bahi isliye log teko chapri bolte h? Example apna username he delh le

0Thank You

Âťťíťůđē Bøý 2 years, 8 months ago

Imagine with all ur mind Belive with all ur heart Achieve with all ur might

1Thank You

ANSWER

Water is called the wonder liquid . Explain

Posted by Pal D. Pathak 2 years, 8 months ago

CBSE > Class 09 > Science

1 answers

Anam Anam Khan 2 years, 8 months ago

Water is wonder liquid because this is made by nature

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ANSWER

How's my quotes

Posted by Âťťíťůđē Bøý 2 years, 8 months ago

CBSE > Class 09 > Science

4 answers

Utkarsh Thakur 2 years, 8 months ago

I think you are showing off???

0Thank You

K_Hushii 🍁 2 years, 8 months ago

Bhaut aache h aap roz aise h post kiya kro plz.....mujhe bhaut pasand h apke quotes......?

1Thank You

Mayank Mannat 2 years, 8 months ago

Oh really?? ????

0Thank You

Âťťíťůđē Bøý 2 years, 8 months ago

I'M 99%GOOD PERSON BUT MY 1%IS ENOUGH TO KILL U

0Thank You

ANSWER

Write a note on soil formation

Posted by Pal D. Pathak 2 years, 8 months ago

CBSE > Class 09 > Science

2 answers

Kajal Verma 2 years, 8 months ago

Weathering is the cause of soil formation

1Thank You

乂ＢꮮㅤȺʏｕꜱ卄ㅤ✓ . 2 years, 8 months ago

Bl ayush

0Thank You

ANSWER

Why do helium, neon and argon has a zero velocity

Posted by Sona Satya 2 years, 8 months ago

CBSE > Class 09 > Science

4 answers

Piyush Prajapati 2 years, 8 months ago

Velocity nahi valency because helium ,neon ,argon are noble gasses and also monoatomic so there valnces are 0

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Piyush Prajapati 2 years, 8 months ago

Velocity nahi valency Because Helium, argon,neon are monoatomic so there balendu are zero

0Thank You

Kajal Verma 2 years, 8 months ago

That's why they have 0 valency

1Thank You

Kajal Verma 2 years, 8 months ago

Velocity nhi valency they have 0valency because of there outermost shell is totaly filled with electron Combining capacity is known as valency And their outermost shell is filled so they are stable and not combine with other atom

1Thank You

ANSWER

What are isotopes ? Give any 3 example

Posted by Gunjan Taank 2 years, 8 months ago

CBSE > Class 09 > Science

3 answers

Pal D. Pathak 2 years, 8 months ago

Isotopes are the elements which same no. of protons but different no. of neutrons

0Thank You

Angel Madhwani Madhwani 2 years, 8 months ago

Isotope → Isotopes are atoms with the same number of protons, but differ in numbers of neutrons. Isotopes are different forms of a single element. Example - Carbon 12 and Carbon 14 are both isotopes of carbon, one with 6 neutrons and one with 8 neutrons.

0Thank You

Kartik Yadav 2 years, 8 months ago

Isotopes are elements in which atomic number is same but atomic mass different Example - isotopes of hydrogen with atomic number 1 but mass 1 2 3

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Write the correct representation of an element ‘X’ which contains 15 electrons and sixteen neutrons. b) In the atom of an element X, 6 electrons are present in the outermost shell. If it acquires noble gas configuration by accepting requisite number of electrons, then what would be the charge on the ion so formed? 4. An element ‘Z’ forms the following compound when it reacts with hydrogen, chlorine, oxygen and phosphorous. ZH3, ZCl3, Z2O3 and ZP (a) What is the valency of element ‘Z’? (b) Element ‘Z’ is metal or non-metal?

Posted by Vijaya Bhalerao 2 years, 8 months ago

CBSE > Class 09 > Science

2 answers

Kajal Verma 2 years, 8 months ago

-2

2Thank You

Kajal Verma 2 years, 8 months ago

X has lower subscript15and upper is31 2, +2,z has valency 3 It is metal

1Thank You

ANSWER

Hi guy's My snap id unique_bunny22

Posted by Mayank Kumar 2 years, 8 months ago

CBSE > Class 09 > Science

1 answers

Pal D. Pathak 2 years, 8 months ago

Ok I will surely add you to my snap friends list ?

1Thank You

ANSWER

What do meant ny diffusion?

Posted by (༎ຶ Isha ༎ຶ) 2 years, 8 months ago

CBSE > Class 09 > Science

2 answers

Mishra Queen 2 years, 8 months ago

Diffusion is defined as the movement of individual molecules of a substance

2Thank You

Kajal Verma 2 years, 8 months ago

Mixing of two substances on their own

3Thank You

ANSWER

Define Matter.

Posted by (༎ຶ Isha ༎ຶ) 2 years, 8 months ago

CBSE > Class 09 > Science

5 answers

Reetika Mewade 2 years, 8 months ago

Anything that has mass, occupies space, and can be perceived by our senses

0Thank You

Abhinav Narayan 2 years, 8 months ago

Anything in the Universe that has mass and occupies some space is matter

2Thank You

Angel Madhwani Madhwani 2 years, 8 months ago

Matter is any substance that has mass and takes up space by having volume.All everyday objects that can be touched are ultimately composed of atoms, which are made up of interacting subatomic particles, and in everyday as well as scientific usage, "matter" generally includes atoms and anything made up of them, and any particles (or combination of particles) that act as if they have both rest mass and volume.

1Thank You

Mishra Queen 2 years, 8 months ago

Matter has a occupies space and mass...

1Thank You

Sheetal Sharma 2 years, 8 months ago

Matter has a occupies space and has mass

2Thank You

ANSWER

What are the characteristics of Matter?

Posted by (༎ຶ Isha ༎ຶ) 2 years, 8 months ago

CBSE > Class 09 > Science

3 answers

Kajal Verma 2 years, 8 months ago

Matter are made up of very small particles The particles of matter ae continuously moving The particles of matter have space between them

2Thank You

Sheetal Sharma 2 years, 8 months ago

2:particles of matter are continuously moving 3: particles of matter attract each other 4:

1Thank You

Sheetal Sharma 2 years, 8 months ago

1: particles of matter have space between them

1Thank You

ANSWER

What do you meant by biology?

Posted by (༎ຶ Isha ༎ຶ) 2 years, 8 months ago

CBSE > Class 09 > Science

3 answers

Ayush Kumar 2 years, 8 months ago

1Thank You

Shakila Begam 2 years, 8 months ago

Biology is a subject

1Thank You

Kajal Verma 2 years, 8 months ago

Study of livingbeings

2Thank You

ANSWER

Why do we fall ill? Give reason

Posted by (༎ຶ Isha ༎ຶ) 2 years, 8 months ago

CBSE > Class 09 > Science

5 answers

Kajal Verma 2 years, 8 months ago

Due to disturbance in the normal body function it may be from defeciency or disease causing pathogen.

2Thank You

02 Himani Arora 2 years, 8 months ago

This is because the immune system of our body is normally fighting off microbes. Our body have cells that are specialised in killing infecting microbes.

2Thank You

Shahnoor Khan 2 years, 8 months ago

The Normal body function is disturbed and immune system is week.

2Thank You

Brand Jaat Sarkar 2 years, 8 months ago

Who discoveries vaccine

3Thank You

Harshita Singh 2 years, 8 months ago

The normal working of our body system get disturbed,we feel sick.it happen when a bacterium, virus ...etc enter in our body

5Thank You

ANSWER

Explain the *** determination of a baby? It's a 8th class question.

Posted by (༎ຶ Isha ༎ຶ) 2 years, 8 months ago

CBSE > Class 09 > Science

0 answers

ANSWER

What's is cell

Posted by Sahil Faridi 2 years, 8 months ago

CBSE > Class 09 > Science

2 answers

Khushboo Mulchandani 2 years, 8 months ago

Cell is the basic unit of living organisms.Every living components in the world made of this minor cell.

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Abhishek Kumar 2 years, 8 months ago

The smallest unit that can live on its own and that makes up all living organisms and the tissues of the body. A cell has three main parts: the cell membrane, the nucleus, and the cytoplasm.

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ANSWER

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