What are the types of substances in Class 9?
A homogeneous material that contains particles of only one kind and has a definite set of properties is called a pure substance.
e.g. Iron, silver, oxygen, sulphur, Carbon dioxide etc., are pure substances because each of them has only one kind of particles.
Get the detailed notes of class9 chapter "Is matter around us pure" from the below link
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The full form of DNS is the Domain Name System. DNS is connected to the Internet and focuses on a system that uses the Internet Protocol (IP). DNS servers are required for DNS to work. The IP address is calculated using the search table
Best Recommended Books For JEE Mains And Advanced | Physics Wallah
To crack JEE Mains and Advanced, you have to start with strong basics. You need to have a good understanding of Physics, Chemistry, and Mathematics which is essential. After this, you need to have strong fundamentals in the subjects like English, Computer Science, and Biology. Further, You need to do self-study for various competitive exams. Here we will suggest some good books for JEE Mains and Advanced as recommended by toppers
List of NCERT Solutions for Class 7 All Subjects
The academic team of Physics Wallah consists of expert faculties from different CBSE schools and prepared detailed solutions to all questions given in the exercise of the NCERT textbook. The below-mentioned Links are solutions of the NCERT textbook as per the Subjects.
NCERT Solutions for Class 7 English
NCERT Solutions for Class 7 Science
NCERT Solutions for Class 7 Maths
NCERT Solutions for Class 7 Hindi
NCERT Solutions for Class 7 Social Science
List Of Neighbouring Countries Of India
India is the 7 largest country in the world in terms of area with 3,287,263 km square area. It is the largest democracy in the world with a population of 1.21 billion. Neighboring Countries of India are Bangladesh in the East, Nepal, and Bhutan in the North, Pakistan in the West, and Sri Lanka and the Maldives in the South.
Notes for 7th Class Science Forests: Our Lifeline
Plants occur in a distinct groups of communities in areas having similar climatic conditions.
The nature of the plants in an area, to a large extent, determines the animal's life in that area. https://www.pw.live/chapter-forests-our-lifeline/ecosystem
Ecosystem Notespw.live
Question of Class 7-Ecosystem : Ecosystem: Plants occur in distinct group of communities in areas having similar climatic conditions....
1 Billion in Rupees - Conversion, Solved Examples, FAQs | PW
1 billion in rupees is 10,000 million. 1 billion is a natural number and is given by 1,000,000,000. The number before 1 billion is 999,999,999 and the following number is 1,000,000,001.
