CBSE Class 6 Science Chapter 8 A Journey through States of Water Worksheet with Answers
Chapter 8 of NCERT Class 6 Science introduces students to the fascinating journey of water through its three states — solid, liquid, and gas. Understanding processes like evaporation, condensation, melting, and boiling forms the foundation of physical science. This worksheet is structured to test comprehension at multiple levels and prepare students for CBSE Class 6 Science board-style questions.
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Key takeaways
- ✓Worksheet covers all NCERT Class 6 Science Chapter 8 topics: states of water, melting, boiling, evaporation, condensation, and water cycle.
- ✓Difficulty level: Moderate. Suggested time: 60 minutes for completion without breaks.
- ✓Section-wise structure: MCQs, fill-ups, true/false, short answers, long answers, HOTS, and one case study.
- ✓Complete answer key with brief explanations provided for self-assessment and exam preparation.
- ✓Aligned with latest CBSE syllabus and NCERT terminology for authentic board exam practice.
Quick Chapter 8 Recap: A Journey through States of Water
Before you begin, revisit the key concepts from NCERT Class 6 Science Chapter 8. Water exists in three states: solid (ice), liquid (water), and gas (water vapour). The transition from solid to liquid is called melting, while liquid to gas is called evaporation or boiling depending on temperature. Condensation is the reverse process where water vapour turns back into liquid. The water cycle is the continuous movement of water on, above, and below the Earth's surface through these processes. Water conservation is critical because only a tiny fraction of Earth's water is fresh and accessible. Revising these definitions will help you tackle the worksheet confidently.
- Solid state: Ice has a fixed shape and volume; molecules are tightly packed.
- Liquid state: Water flows and takes the shape of its container; molecules are loosely packed.
- Gas state: Water vapour has no fixed shape or volume; molecules move freely.
- Melting point of ice: 0°C at standard atmospheric pressure.
- Boiling point of water: 100°C at standard atmospheric pressure.
- Evaporation: conversion of liquid to vapour at any temperature below boiling point.
- Condensation: conversion of water vapour into liquid when cooled.
- Water cycle: evaporation → condensation → precipitation → collection.
Worksheet Details: Difficulty Level and Time Allocation
This worksheet is designed at a moderate difficulty level suitable for average to above-average Class 6 students. It mirrors the question styles seen in CBSE board exams and unit tests conducted in Delhi, Mumbai, Bengaluru, and other metros. The suggested time is 60 minutes under exam conditions. Allocate 12-15 minutes for MCQs and objective questions (Sections A, B, C), 20 minutes for short answers (Section D), 20 minutes for long answers and HOTS (Section E), and 8 minutes for the case study. If this is your first attempt at Chapter 8, consider taking 75 minutes and checking each section before moving to the next. Print this worksheet double-sided to save paper and simulate board exam format.
- Total marks: 50 (indicative; adjust per school marking scheme).
- Section A (MCQs): 1 mark each, 6 questions = 6 marks.
- Section B (Fill-ups): 1 mark each, 5 questions = 5 marks.
- Section C (True/False): 1 mark each, 5 statements = 5 marks.
- Section D (Short answers): 2 marks each, 5 questions = 10 marks.
- Section E (Long answers/HOTS): 3 marks each, 3 questions = 9 marks.
- Case study: 5 marks (1+1+3 marking).
- Answer key provided at the end for self-correction and peer review.
Section A: Multiple Choice Questions (1 mark each)
This section tests your recall and basic understanding of NCERT Class 6 Science Chapter 8. Each question has four options; choose the most appropriate one. Write the correct letter (A/B/C/D) in your answer sheet. No negative marking, so attempt all questions. Read each option carefully; sometimes two options may look similar but only one aligns with NCERT definitions. These MCQs are typical of the objective portion in CBSE term exams and school unit tests across India.
Section B: Fill in the Blanks (1 mark each)
Complete each sentence with the correct term from Chapter 8. Use NCERT terminology exactly as it appears in your textbook. Do not use synonyms; for example, write 'evaporation' not 'vaporization'. Spelling counts, so double-check before writing your final answer. This section reinforces key vocabulary and process names essential for Class 6 Science notes and exams. If you are unsure, move on and return after attempting other sections — sometimes a later question will jog your memory.
Section C: True or False (1 mark each)
Read each statement carefully and write True or False. If a statement is false, you may be asked to correct it in your exam, so practice identifying the exact error. These statements test common misconceptions about states of water, phase changes, and the water cycle. For instance, many students confuse evaporation with boiling or think condensation only happens on cold glass surfaces. CBSE Class 6 Science exams often include such conceptual traps. Use your NCERT Class 6 Science textbook definitions to verify each claim before answering.
Section D: Short Answer Questions (2 marks each)
Answer each question in 2-3 sentences (about 30-40 words). These questions demand clarity and precision. Start with a direct answer, then add one supporting detail or example. Marks are awarded for accuracy and use of correct scientific terms. For instance, if asked to define condensation, write 'Condensation is the process by which water vapour cools and changes into liquid water. Example: water droplets on the outside of a cold glass.' Avoid long, vague paragraphs. CBSE marking schemes reward concise, keyword-rich answers. Practice writing within the word limit to save time in exams.
Section E: Long Answer and HOTS Questions (3 marks each)
Each question here requires a detailed answer of 60-80 words. Structure your response: introduction sentence, 2-3 body points with examples or reasons, and a concluding line if appropriate. Higher Order Thinking Skills (HOTS) questions test application, analysis, and real-world connections. For example, 'Explain the role of the sun in the water cycle' expects you to link solar energy to evaporation and describe subsequent steps. Use diagrams if asked; a neatly labelled water-cycle sketch can fetch full marks. These questions are common in CBSE Class 6 Science term exams and require thorough understanding, not rote memory. Refer to Class 6 Science solutions and notes for model answers.
Section F: Case Study Question (5 marks total)
Read the short passage below carefully and answer the sub-questions. Case studies test your ability to apply Chapter 8 concepts to a real-life scenario. This format is increasingly popular in CBSE exams for Classes 6-10. Sub-questions may be objective (1 mark) or descriptive (3 marks). Write answers in the space provided or on your answer sheet. Pay attention to keywords in the passage — they often hint at the process or concept being tested. For instance, 'water droplets on the mirror' signals condensation. Practising case studies sharpens reading comprehension and analytical skills, both vital for board exams.
Complete Answer Key with Explanations
Below are the correct answers for all sections. Each answer includes a brief explanation or reasoning to help you understand why it is correct. Use this key for self-assessment. Award yourself marks honestly and identify weak areas. If you scored below 60 percent in any section, revisit that portion of NCERT Class 6 Science Chapter 8 and your class notes. For doubt clarification and step-by-step photo solutions, CBSETUTOR.ai offers a 24×7 AI tutor at a flat ₹999/month for all subjects (Classes 6-12), with a 3-day free trial. Parents in cities like Pune, Hyderabad, and Kolkata have found it especially helpful when coaching centre access is limited. Regular worksheet practice combined with instant AI feedback builds confidence for term exams and future science chapters.
- Section A Answers: Q1(C), Q2(C), Q3(D), Q4(B), Q5(B), Q6(C).
- Section B Answers: Q7-melting; Q8-humidity/moisture; Q9-condensation; Q10-evaporation; Q11-precipitation.
- Section C Answers: Q12-False (evaporation occurs at all temperatures); Q13-True; Q14-True; Q15-False (three states); Q16-True.
- Section D: See detailed explanations below for Q17-Q21.
- Section E: Model answers provided for Q22-Q24; accept equivalent correct explanations.
- Case Study Q25: (a)Boiling/Evaporation (b)Condensation (c)Explained below.
How to Use This Worksheet Effectively for CBSE Exam Preparation
Print this worksheet and solve it in one sitting under timed conditions to simulate exam pressure. After self-correction using the answer key, note down questions you got wrong and revise those NCERT Class 6 Science Chapter 8 sections. Make flashcards for terms like melting, condensation, evaporation, and water cycle. Discuss the case study and HOTS questions with a study partner or parent to deepen understanding. Repeat the worksheet after one week to track improvement. Many CBSE schools in metros like Delhi NCR, Bengaluru, and Chennai set similar internal assessments; consistent practice with such worksheets boosts marks and confidence. Supplement this with NCERT exercises and previous years' question papers for comprehensive preparation.
- Step 1: Print and solve without referring to textbook or notes.
- Step 2: Check answers using the key; calculate your score out of 50.
- Step 3: Identify topics with <50% accuracy (e.g. evaporation vs boiling).
- Step 4: Re-read those NCERT pages; watch a short video or ask your teacher.
- Step 5: Reattempt incorrect questions after 2-3 days.
- Step 6: Use CBSETUTOR.ai to upload photo of any tricky question and get instant step-by-step explanation.
- Step 7: Maintain an error log to avoid repeating mistakes in the term exam.
Additional Practice Resources and CBSETUTOR.ai Support
Beyond this worksheet, NCERT Class 6 Science textbook exercises and exemplar problems are gold standards for CBSE exam prep. Solve the end-of-chapter questions in your textbook; they often appear verbatim in board exams. For instant doubt clearing, CBSETUOR.ai provides a 24×7 AI tutor that answers questions via text or photo upload. At just ₹999/month (one price for Classes 6-12, all subjects), it is affordable for families across Tier-1 and Tier-2 cities — far cheaper than weekly tuition. The 3-day free trial lets your child experience personalised, on-demand support without commitment. Parents in cities with limited access to quality coaching, such as Nagpur, Lucknow, and Indore, have reported significant improvements in conceptual clarity and exam scores. Pair this worksheet practice with CBSETUTOR.ai for a complete, stress-free learning experience.
- NCERT Textbook: Read Chapter 8 twice; underline key definitions.
- NCERT Exemplar: Solve additional MCQs and short questions for deeper practice.
- School notes: Review teacher's class notes and diagrams.
- Online resources: NCERT official website offers free PDFs and solutions.
- CBSETUTOR.ai: Upload worksheet photo, get explanations for every question instantly.
- Study groups: Discuss case studies and HOTS questions with classmates online or in person.
- Revision schedule: Allocate 20 minutes daily for one chapter; rotate subjects to stay fresh.
Frequently asked questions
What topics from NCERT Class 6 Science Chapter 8 are covered in this worksheet?+
This worksheet covers all key topics: three states of water (solid, liquid, gas), processes like melting, boiling, evaporation, and condensation, the water cycle, and water conservation. It aligns with CBSE syllabus and NCERT terminology.
How much time should my child take to complete this worksheet?+
The suggested time is 60 minutes under exam conditions. First-timers may take up to 75 minutes. Encourage your child to attempt all sections without breaks for realistic practice.
Is the answer key provided with explanations?+
Yes, a complete answer key with brief explanations is included at the end. This helps students self-assess and understand why each answer is correct, reinforcing learning.
Are these questions similar to actual CBSE Class 6 Science exam questions?+
Absolutely. The MCQs, short answers, long answers, and case study mirror the question styles seen in CBSE term exams and school unit tests across India, including Delhi, Mumbai, and Bengaluru.
Can this worksheet be used for revision before school exams?+
Yes. Print and solve it one week before exams as a final revision tool. Focus on sections where you scored low and revisit those NCERT Class 6 Science Chapter 8 pages.
What is the difference between evaporation and boiling as explained in this chapter?+
Evaporation occurs at any temperature and only at the liquid surface; boiling happens at a fixed temperature (100°C for water) throughout the liquid with bubbles. Both convert liquid to vapour.
How can CBSETUTOR.ai help with this worksheet?+
CBSETUTOR.ai offers a 24×7 AI tutor at ₹999/month (all subjects, Classes 6-12). Upload a photo of any question you find difficult and get instant step-by-step solutions. A 3-day free trial is available for new users.
Is water conservation part of Chapter 8 and this worksheet?+
Yes. NCERT Chapter 8 emphasises water conservation. This worksheet includes short and long answer questions on practical water-saving methods at home and school, a common exam topic.
What if my child scores below 50 percent in a section?+
Identify weak topics (e.g. condensation, water cycle) and re-read those NCERT pages. Reattempt incorrect questions after revision. Use CBSETUTOR.ai for personalised explanations and doubt clearing.
Can I print this worksheet for my child's study group or tuition class?+
Yes, you may print this worksheet for personal, non-commercial educational use. Sharing within a small study group is fine; for bulk distribution, please credit the source appropriately.
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