ICSE 8 Physics
Matter
Question 1:
The molecules can move freely anywhere in: [Level: Easy]
(a) gases
(b) liquids
(c) solids
(d) none of these
Question 2:
The boiling point of ether is__________. [Level: moderate]
(a) 100oC
(b) 78.3oC
(c) 35oC
(d) none
Question 3:
The melting point of naphthalene is____________. [Level: moderate]
(a) 55oC
(b) 80oC
(c) 1085oC
(d) 0oC
Question 4:
Evaporation takes place from the: [Level: easy]
(a) surface of liquid
(b) throughout the liquid
(c) mid-portion of the liquid
(d) bottom of liquid
Question 5:
The temperature at which a liquid gets converted into its vapour state is called its __________. [Level: easy]
(a) melting point
(b) boiling point
(c) dew point
(d) freezing point
Question 6:
Question 7:
__________ process is just the reverse of melting. [Level: easy]
Question 8:
The reverse process of change from the vapour state to the liquid state on cooling at the same fixed temperature is called __________. [Level: moderate]
Question 9:
Carbon dioxide gas when cooled converts into solid carbon dioxide in known as __________. [Level: moderate]
Question 10:
When the force of attraction between the molecules of different kinds is called __________. [Level: moderate]
Question 11:
What do you mean by intermolecular force of attraction? How do they vary in solids, liquids and gases? [Level: moderate]
Question 12:
What do you mean by change of state? [Level: moderate]
Question 13:
What do you mean by sublimation? [Level: moderate]
Question 14:
State three factors which affect the rate of evaporation of a liquid. [Level: hard]
Question 15:
Why volatile liquids are stored in tightly closed bottles. [Level: hard]
Question 16:
Why the wet clothes dry faster in dry summer days than in rainy season. [Level: hard]
Question 17:
Differentiate between evaporation and boiling. [Level: moderate]
Question 18:
Explain the term vaporization and condensation? [Level: moderate]
Question 19:
A patient is suffering from high fever is advised to put the wet cloth strips on his forehead. Why? [Level: hard]
Question 20:
Why does the size of the naphthalene balls decrease when left open? [Level: hard]
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In summary, problem-solving after learning a theoretical concept on CBSE Matter ICSE 8 Physics is an essential part of the learning process. It enhances your understanding, critical thinking abilities, and retention of knowledge. Moreover, it equips you with valuable skills that are applicable in academic, personal, and professional contexts.
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Practicing questions plays a pivotal role in achieving excellence in exams. Just as the adage goes, "Practice makes perfect," dedicating time to solve a diverse range of exam-related questions yields manifold benefits. Firstly, practicing questions allows students to familiarize themselves with the exam format and types of problems they might encounter. This familiarity instills confidence, reducing anxiety and improving performance on the actual exam day. Secondly, continuous practice sharpens problem-solving skills and enhances critical thinking, enabling students to approach complex problems with clarity and efficiency. Thirdly, it aids in identifying weak areas, allowing students to focus their efforts on improving specific topics. Moreover, practice aids in memory retention, as active engagement with the material reinforces learning. Regular practice also hones time management skills, ensuring that students can allocate appropriate time to each question during the exam. Overall, practicing questions not only boosts exam performance but also instills a deeper understanding of the subject matter, fostering a holistic and effective learning experience.
All About Daily Practice Problems on ICSE 8 Physics Matter NCERT Chapter 1
Our Daily Practice Problems (DPPs) offer a diverse range of question types, including Multiple Choice Questions (MCQs) as well as short and long answer types. These questions are categorized into Easy, Moderate, and Difficult levels, allowing students to gradually progress and challenge themselves accordingly. Additionally, comprehensive solutions are provided for each question, available for download in PDF format - Download pdf solutions as well as Download pdf Questions. This approach fosters a holistic learning experience, catering to different learning styles, promoting self-assessment, and improving problem-solving skills. With our well-structured DPPs, students can excel in exams while gaining a deeper understanding of the subject matter. Hope you found the content on ICSE 8 Physics Matter NCERT Chapter 1 useful.
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