Class 7 Science
Heat
Question 1.
A measure of hotness or coldness of an object that can be relied upon is known as __________.
Question 2.
What is unit of measuring temperature?
Question 3.
A device called __________ is used to get the exact value of temperature.
Question 4.
What is a thermometer?
Question 5.
Define a digital thermometer.
Question 6.
The daily maximum and minimum temperatures reported in weather reports, are all measured by a thermometer known as the ___________.
Question 7.
What steps must be followed While using the clinical thermometer to measure the human body temperature?
Question 8.
Write a short note on laboratory thermometer.
Question 9.
What are the three modes of heat transfer?
Question 10.
The process of transferring of heat from the hotter end to the colder end of an object is known as _________.
Question 11.
What is a clinical thermometer?
Question 12.
What does a clinical thermometer consist of? Why clinical thermometer has the range 35oC to 42oC?
Question 13.
For setting curd, a small amount of curd is added to warm milk so that the microbes present in the curd help in setting if the temperature of the mixture remains between 35°C to 40°C. At places where room temperature remains much below the range, setting of curd becomes difficult.
What can we do in such a situation?
Question 14.
What is the range of laboratory thermometer?
Question 15.
Why does the mercury not fall or rise in a clinical thermometer when taken out of the mouth?
Question 16.
Why the outer walls of houses in hot places are painted white?
Question 17.
Define conduction.
Question 18.
Shopkeepers selling ice blocks usually cover them with jute sacks. Why?
Question 19.
What are insulators and conductors?
Question 20.
Why the radiators in cars are painted black?
*********
In summary, problem-solving after learning a theoretical concept on CBSE Heat Class 7 Science 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.
You must have heard of the phrase “Practice makes a man perfect”. Well, not just a man, practice indeed enhances perfection of every individual.
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 Class 7 Science Heat NCERT Chapter 4
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 Class 7 Science Heat NCERT Chapter 4 useful.
Last but not least, to get the best hold on Class 7 Science Heat NCERT Chapter 4, do not forget to check out: