Unlocking Documents on EduRev:
To unlock documents on EduRev, you need to have an active membership. However, if you have a valid membership and the documents are still locked, there may be a technical issue that needs to be resolved. Here are some steps you can follow to resolve the issue:

Step 1: Check Membership Status
Make sure that your EduRev membership is still active. You mentioned that your membership is valid until May 2022, so it should not be a problem. However, it is always a good idea to double-check your membership status.

Step 2: Clear Browser Cache
Sometimes, the issue can be related to your browser cache. Clearing the cache can help resolve any temporary issues. To clear the cache, go to your browser settings and find the option to clear browsing data. Make sure to select the option to clear cache and cookies.

Step 3: Try a Different Browser
If clearing the cache doesn't work, try accessing EduRev using a different browser. Sometimes, certain browser settings or extensions can interfere with the website's functionality. By using a different browser, you can determine if the issue is specific to your current browser.

Step 4: Contact EduRev Support
If none of the above steps work, it is best to contact EduRev support for further assistance. They will be able to investigate the issue and help you unlock the documents. Provide them with the details of your membership and any error messages you may have encountered.

By following these steps, you should be able to resolve the issue and unlock the documents on EduRev.

Science Class 6:
Science is a fascinating subject that explores the natural world and how it works. In Class 6, students are introduced to various scientific concepts that form the foundation for further learning in the subject. Here are some key points about Science in Class 6:

1. Introduction to Science:
- Science is the systematic study of the natural world, including the physical and biological aspects.
- It involves observing, questioning, and experimenting to understand the world around us.

2. Branches of Science:
- Science can be divided into different branches such as physics, chemistry, biology, and environmental science.
- Each branch focuses on specific aspects of the natural world and has its own set of principles, theories, and experiments.

3. Science Topics in Class 6:
- Class 6 Science covers a wide range of topics, including living organisms, food and nutrition, weather and climate, motion and measurement, and materials.
- These topics are designed to introduce students to basic scientific concepts and principles.

4. Hands-on Experiments:
- Class 6 Science also emphasizes hands-on experiments and practical activities to enhance understanding and develop scientific skills.
- Students may conduct experiments to observe changes, measure quantities, or test hypotheses.

5. Importance of Science:
- Studying Science in Class 6 helps students develop critical thinking, problem-solving, and analytical skills.
- It encourages curiosity and a deeper understanding of the world, fostering a scientific mindset.

In conclusion, Science in Class 6 introduces students to the fascinating world of scientific exploration. Through a variety of topics and hands-on activities, students develop their scientific knowledge and skills, setting the stage for further scientific learning in higher grades.

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