Login
Sign up
Balance: $
Notifications
Knoowy Premium
Earn money
Sales statistics
Studybot
Information
Settings
Log out
View profile
Knoowy Premium
Sell your lecture notes and other study documents.
Create your own quizzes. Then sell them to others.
Package documents and quizzes together to earn more cash.
Work as a tutor and provide personalized learning in your area of expertise.
View students’ requests and send a proposal of your relevant services.
- Study Documents
Categories
Choose a country
Textbooks
- Study Services
What do you need help with?
Choose a country
Requests
- Quizzes
Educations
Choose a country
Create quiz
- Studybot New
How can Studybot help?
Answers
Full Science Project Prepared for class 9 students
The document presents a ready-made science project idea suitable for 9th-grade students. The project focuses on comparing various water purification methods to assess their efficiency in removing impurities. It lists the materials required for the experiment, including water samples, filtration components, activated charcoal, and measuring instruments. The step-by-step procedure outlines collecting water samples, treating them through different purification methods, and measuring changes in pH levels and turbidity. The document emphasizes safety precautions and concludes by highlighting the significance of drawing conclusions, discussing the advantages and limitations of each method, and suggesting further improvements.
Preview document (3 of 3 pages)
Report document
Knoowy benefits
$ 11,69
Money back guarantee
-
Documents can be downloaded immediately
-
$0.50 discount when paying with balance
-
Receive free quiz questions with document
Specifications
- School: Secondary school
- Course: Physics
- Subject: Science
- All documents for this course ›
Document
- Section: Other documents
- Made on: 05-29-2023
- Type: .pdf
- Pages: 3
- Language: English
Seller
Send message
FollowEarn from your summaries?
You may also find these Other documents helpful
View all recommended documents »-
SCIENCE Chemistry Quick Introduction
$ 7,94
3 pages
It is for students for all Classes. For Your quick introduction and understanding more in quick time for chemistry. All Components and reactions are discussed in this introduction. Also they are easy to learn
Secondary school
/
Physics
/
Science
-
Fascinating facts about geography that may interest students in standards 8, 9, and 10:
$ 2,12
3 pages
The presented facts about geography provide interesting insights and lesser-known information for students in standards 8, 9, and 10. These facts cover various geographic features and locations, such as the Sahara Desert, the Amazon Rainforest, Mount Evere...
Secondary school
/
Geography
/
Science
-
introduction to Gravitation
$ 5,31
2 pages
Gravity is a fundamental force that plays a crucial role in shaping our universe. In this document titled "Introduction to Gravitation," you will delve into the captivating world of gravity. The document provides a comprehensive overview of how gravity cam...
International High School
/
Physics
/
Science
-
Kepler's Laws of Planetary Motion_ Mathematical Expressions, Explanations, and Implications
$ 5,31
3 pages
Description: Welcome to my comprehensive document on Kepler's Laws of Planetary Motion! In this study resource, I delve into the mathematical expressions, explanations, and implications of Kepler's groundbreaking laws. This document provides a thorough...
Secondary school
/
Physics
/
Science
Subjects of Physics - Secondary school
More Physics ›algebra biology biology ,maths, physics , chemistry chemistry igsce electricity fysica introduction to physics lines & angles mathematic mathematics mechanical engineering pharmacology physics physics,computer science science & health science 10 statistics
Recommended study services
View more study help »-
Alyssa Puno
Unlock academic success with my expert tutoring, proofreading, and homework services.
-
Joel Kobina Acquah
I'll help you in solving your difficult Assignments and Homework
-
Chika Halima Jinyemiema
i can help via explaining and helping with assignments and homework, proof reading and edi...
-
Tooba Sarfaraz
I can proofread/edit your assignments
-
Jeiah
I can help with basic sciences homework, medical science, and essay writing.
Sell summaries and other study documents
Upload document
Earn money and help students with your study services
Offer study services
Test yourself and earn money with selfmade quizzes
Create quiz
How it works
Knoowy
Buy and sell summaries and other study documents for: University - Secondary Education - All study documents
Get the help of tutors: Tutoring - Proofreading & editing - Research - Assignments & homework - Translation - Other study problems
Learning support: Learning quiz questions - Create quiz questions - Ask a studybot question - Studybot answers
- English - $ (USD)
Deal: get 10% off when you purchase 3 or more items!
Deal: get 10% off when you purchase 3 or more items!
