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Q- Define a) frequency b) amplitude c) time period d) wavelength e) pitch f) Gravitational force g) kinetic energy h) Potential energy I) Archimedes principal j) thrust k) Infrasonic sound L) Ultrasonic sound

Posted by Shlok Kushwaha 1 year, 8 months ago

CBSE > Class 09 > Science

2 answers

Shlok Kushwaha 1 year, 8 months ago

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Shlok Kushwaha 1 year, 8 months ago

This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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ANSWER

who discovered you

Posted by Nithya Shree Nithya Shree 1 year, 8 months ago

CBSE > Class 09 > Science

2 answers

Arshdeep Kaur 1 year, 8 months ago

This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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Be nice and polite and avoid rude and abusive language. Avoid inappropriate language and attention, vulgar terms and anything sexually suggestive. Avoid harassment and bullying.
Ask specific question which are clear and concise.

Remember the goal of this website is to share knowledge and learn from each other. Ask questions and help others by answering questions.

Suraj Kumar 1 year, 8 months ago

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ANSWER

what is the utility of tissue a multicellular tissue

Posted by Nikhil Lokwani 1 year, 8 months ago

CBSE > Class 09 > Science

1 answers

Himani Kumari 1 year, 7 months ago

tissue is a collection of structurally similar cells that work together to accomplish a certain function. Tissues give structural and mechanical strength and facilitate the division of labor in multicellular organisms. For instance, nerve cells from the nervous tissue aid in message transmission.

ANSWER

What is matter ? Write three characters of particle of matter

Posted by Ranju Pandey 1 year, 8 months ago

CBSE > Class 09 > Science

2 answers

Account Deleted 1 year, 8 months ago

Anything that has mass and occupies space are called matter. The characters of particles of matter are : •Particles of matter are very small. •Particles of matter are constantly moving. •Particles of matter has space between them. •Particles of matter attract each other.

Rochana K . R 1 year, 8 months ago

Anything which has mass and have space is called matter

ANSWER

What is bone made of

Posted by Syed Anush Hussain 1 year, 8 months ago

CBSE > Class 09 > Science

5 answers

Atharv Sharma 1 year, 7 months ago

Calcium Phosphate

As Student As Student 1 year, 8 months ago

Bone is a connective tissue and bone made by protein, magnisium and calcium .

Riddhima Kadecha 1 year, 8 months ago

Calcium phosphate is the correct answer

Mehak Chaudhary 1 year, 8 months ago

Ans?

Account Deleted 1 year, 8 months ago

Bine is made up of protein collagen minerals and especially calcium

ANSWER

A ball is dropped from a height of 5m.find velocity of the ball just before it reachesthe ground.Do you require the mass for find the velocity?

Posted by Aman Aman 1 year, 8 months ago

CBSE > Class 09 > Science

1 answers

Babita Gupta 1 year, 8 months ago

No this question doesn't require the mass of the object You can solve this question should be by using v^2=u^2+2gh U^2 will be zero and take g =10m/s^2

ANSWER

What solution cell get shinked

Posted by Neha Goo 1 year, 8 months ago

CBSE > Class 09 > Science

2 answers

Archana Bharti 1 year, 8 months ago

Hypertonic solutions

Ayush Maurya 1 year, 8 months ago

Isotope

ANSWER

The mass of the earth is sixteen percent of about twenty four k g m date of the moon, seven point four into the war twenty two since between the earth, and the moon is three point 84 and twenty five by kilometers ago, build the force expected by the earth on the moon

Posted by Arnav Ranjan 1 year, 8 months ago

CBSE > Class 09 > Science

0 answers

ANSWER

What is aldehyde

Posted by Suhani Kumari 1 year, 8 months ago

CBSE > Class 09 > Science

3 answers

Archana Kanth 1 year, 8 months ago

any of a class of organic compounds in which a carbon atom shares a double bond with an oxygen atom, a single bond with a hydrogen atom, and a single bond with another atom or group of atoms

Mani Kavitha 1 year, 8 months ago

State archimedes principle

Mani Kavitha 1 year, 8 months ago

State the preventive and control measures used before grains are stored

ANSWER

Carbon dioxide produced by action of dilute hydrochloric acid on potassium hydrogen carbonate is moist whereas that produced by heating potassium hydrogen carbonate is dry. What would be the different in the composition of carbon dioxide in the two cases? state the associated law.

Posted by Account Deleted 1 year, 8 months ago

CBSE > Class 09 > Science

1 answers

Himani Kumari 1 year, 7 months ago

Law of Constant Proportions.

ANSWER

Identification of parenchyma collenchyma and scan and clima tissue plants strips smooth and cardiac muscle fibres and love cells in animals from prepared slides draw their labelled diagram experiment

Posted by Tanu Singh 1 year, 8 months ago

CBSE > Class 09 > Science

2 answers

Khushpreet Kaur 1 year, 8 months ago

Above

Account Deleted 1 year, 8 months ago

Find on full marks or science ncert exemplar. It is clearly visible there. I think it helped you..

ANSWER

Find the weight of a body at a height equal to the radius of earth. The weight of body at the surface of earth is 200 Newton.

Posted by Anushka Gupta 1 year, 8 months ago

CBSE > Class 09 > Science

0 answers

ANSWER

Chemical formula of calcium sulphate

Posted by Sakshi Jaglan 1 year, 8 months ago

CBSE > Class 09 > Science

5 answers

Abhivarusha P 1 year, 8 months ago

CaSo4

Khushpreet Kaur 1 year, 8 months ago

Caso4

Ayush Mishra 1 year, 8 months ago

CaSo4

Keerthi Keerthi 1 year, 8 months ago

Caso4

Shreyash Reddy Mamidi 1 year, 8 months ago

CaSO4

ANSWER

Aap bullet off 30 gram moving at 150 m second hits and sticks to a wooden block of 40 kg what is their combined velocity?

Posted by Kanha Sorout 1 year, 8 months ago

CBSE > Class 09 > Science

1 answers

Divya Pandey 1 year, 8 months ago

Help me to do

ANSWER

(a) while playing cricket Karan advice his friend Rohan not to catch the ball when it is high in the air (i) why did Karan advise him so? (ii) what value would you appreciate in karan's behaviour ( any two)

Posted by Kanha Sorout 1 year, 8 months ago

CBSE > Class 09 > Science

0 answers

ANSWER

Will increasing velocity the kinetic energy of the particle also

Posted by Yuvraj Shah 1 year, 8 months ago

CBSE > Class 09 > Science

5 answers

Account Deleted 1 year, 8 months ago

Increase

Nandhan Prince 1 year, 8 months ago

Increses

Kanha Sorout 1 year, 8 months ago

Increase

Divyansh Singh 1 year, 8 months ago

Increase

Yash Gautam 1 year, 8 months ago

Increase

ANSWER

Question and answer of chapter gravitation

Posted by Uday Dollin 1 year, 8 months ago

CBSE > Class 09 > Science

0 answers

ANSWER

Calculate the molecular mass of the following compounds. Given atomic masses of zn=65u,na=23u,cl=35.5u c=12u o=16u a)zncl2 b)na2co3

Posted by Tamanna Tamanna 1 year, 8 months ago

CBSE > Class 09 > Science

2 answers

Abhivarusha P 1 year, 8 months ago

a) 65×1+35.5×2 =65+71 =136u b) 23×2+12×1+16×3 =46+12+48 =106u

Anushka Gupta 1 year, 8 months ago

a).65*1+35.5*2 =65+71 =136u b).23*2+12*1+16*3 =46+12+48 =106u

ANSWER

Following figure shows three states of matter and its interconversion. Which process display in A and B?

Posted by Mm S 1 year, 8 months ago

CBSE > Class 09 > Science

1 answers

Mm S 1 year, 8 months ago

(a) fusion and (b) condensation

ANSWER

The kinetic energy of an object of mass m moving with velocity of 5 m per second is 25 joule what will be its kinetic energy when its velocity is doubled what will be its kinetic energy when its velocity is increased to three times

Posted by Krishna Tiwari 1 year, 8 months ago

CBSE > Class 09 > Science

0 answers

ANSWER

What is Tyndale effect

Posted by Aryan Thakur 1 year, 8 months ago

CBSE > Class 09 > Science

1 answers

Lanha Class11 1 year, 8 months ago

Scattering of light

ANSWER

If bromine atom is available in the form of , say , two isotopes 7/35 br (49.7%) and 81/35 br (50.3%) calculate the atomic mass of bromine atom

Posted by Deekshu Deekshitha 1 year, 8 months ago

CBSE > Class 09 > Science

0 answers

ANSWER

a cricket ball of mass 0.4 kg moving with a velocity of 72 km per hour to rest by a player what is the magnitude of the average force exerted by the player

Posted by Suraj Kumar Sah 1 year, 8 months ago

CBSE > Class 09 > Science

0 answers

ANSWER

the serial dilution of a solution of a coloured substance in water. A crystal of the substance is COMPLETELY dissolved in 100 mL water to form solution Q. 10 mL of solution Q on dilution to 100 mL. forms solution R. Solutions S and T are formed by further dilution. What volume of solution T contains the same number of particles of the coloured substance as 1ml of Solutin R

Posted by Pratham Goyal 1 year, 8 months ago

CBSE > Class 09 > Science

0 answers

ANSWER

Write the distribution of electrons in Carbon And Sodium atoms

Posted by Harshita Kumari 1 year, 8 months ago

CBSE > Class 09 > Science

2 answers

Vishal Kumar Prajapati Vishal Kumar 1 year, 8 months ago

Carbon 2,4 and sodium (Na) 2,8,1

Vinay Praja 1 year, 8 months ago

distribution of electrons in carbon atom is 6 = 2,4 Distribution of electrons in sodium atom is 11 = 2,8,1.

ANSWER

How many bones are in human body

Posted by Hritika Mhaske 1 year, 8 months ago

CBSE > Class 09 > Science

5 answers

Arshdeep Kaur 1 year, 8 months ago

206 bones

Ayush Mishra 1 year, 8 months ago

206

Rishika Singh 1 year, 8 months ago

206

Vishal Kumar Prajapati Vishal Kumar 1 year, 8 months ago

206 bones in human body

Sradhesh Kumari 1 year, 8 months ago

206 bones

ANSWER

NAME three sub-atomi particles of an atom ?

Posted by Krishna Deshwal 1 year, 8 months ago

CBSE > Class 09 > Science

3 answers

Archana Kanth 1 year, 8 months ago

Electrons, protons, neutrons

Pinky Kumari 1 year, 8 months ago

Extra questions hai exam ke liye

Krishna Deshwal 1 year, 8 months ago

(i) Electron (ii) Protons (iii) Neutron

ANSWER

What are macro-nutrients and why are they called macro nutrients

Posted by Yuvi Viraj 1 year, 8 months ago

CBSE > Class 09 > Science

2 answers

Pinki Kumari 1 year, 8 months ago

Macro- nutrients are the nutrients which are requred for at a large amount in plants.like nitrogen,phosphorus. In this term 'macro' means need at a large amount ,so,it is called macro -nutrients.

Gautam Kumar 1 year, 8 months ago

What is biology

ANSWER

Why are manure and fertiliser used in fields

Posted by Taniya Aswani 1 year, 8 months ago

CBSE > Class 09 > Science

2 answers

Ajay Kumar 1 year, 8 months ago

1nm=10-¹⁰m

Tarun Kumar 1 year, 8 months ago

Manure and fertiliser used in fields because manure provides a fertility to the soil and they are made in fields.manure are made up of decomposition of animal excreta and plant waste Fertiliser provides us nitrogen, phosphorus,andpotassium.fertiliser are made in factories.and they are made up of chemicals. ex uria etc.

ANSWER

Diagram of heart

Posted by Hemant Kumar Ved 1 year, 8 months ago

CBSE > Class 09 > Science

1 answers

Aroosha Noor Aroosha Noor 1 year, 8 months ago

https://in.pinterest.com/pin/511862313880229153/ - Shared via Bobble makemybobble.in/newtrendingshorts

ANSWER

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