CBSE Class 9 Science Lab Worksheet Melting Point of Ice

Read and download free pdf of CBSE Class 9 Science Lab Worksheet Melting Point of Ice. Download printable Science Class 9 Worksheets in pdf format, CBSE Class 9 Science Melting Point of Ice Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Science Class 9 Assignments and practice them daily to get better marks in tests and exams for Class 9. Free chapter wise worksheets with answers have been designed by Class 9 teachers as per latest examination pattern

Melting Point of Ice Science Worksheet for Class 9

Class 9 Science students should refer to the following printable worksheet in Pdf in Class 9. This test paper with questions and solutions for Class 9 Science will be very useful for tests and exams and help you to score better marks

Class 9 Science Melting Point of Ice Worksheet Pdf

 

LAB WORKSHEET-1
MELTING POINT OF ICE AND BOILING POINT OF WATER
 
Objective: To study the boiling point of water and ,melting point of ice and influence of impurity on MP and BP of substances.
 
Requirements:
 
Distilled water, common salt or sugar, ice , Lab thermometer, 250 ml & 100 ml beakers, glass rod, etc

Procedure:
 
 
Step – 1
 
1. Take 25 ml of distilled water in a clean beaker (100 ml).
 
2. Insert a thermometer in such a way that its mercury bulb is fully immersed in the water taken. ( Use an iron stand to hold the thermometer )
 
3. Now heat the beaker containing water on a Bunsen flame. ( Use tripod stand & wire gauze)
 
4. Wait till the water boils. Note the temperature and record in the table given below.
 
Step – 2
 
1. Take 25 ml of distilled water in a 100 ml beaker. Add half a spatula of common salt to it and stir well to dissolve.
 
2. Find the boiling point of as explained in step – 1. Record the temperature.
 
Step – 3
 
1. Take some crushed ice or ice gratings made with distilled water, in a 100 ml beaker.
 
2. Insert a thermometer into the crushed ice.
 
3. Wait till the thermometer shows a steady reading. Record the temperature in the table given below.
 
4. Repeat the experiment with ice made with salt water. Record the temperature.
 
CBSE Class 9 Science Lab Worksheet Melting Point of Ice 1
 
Conclusion:
 
1. Boiling point of salt water is more than that of pure water (Elevation of boiling point)
 
2. Melting point of salted ice is less than that of pure ice(Depression in freezing point)
 
Questions:
 
1. What do you understand by the terms: Latent heat of fusion of ice, Latent heat of vaporisation of water?
 
2. Define the following:
 
a. Boiling point
 
b. Melting point
 
3. What happens to the BP of water when it is impure with dissolved substance?
 
4. What happens to the MP of ice when it is impure with dissolved substance?


 

Please click on below link to download CBSE Class 9 Science Lab Worksheet Melting Point of Ice

Melting Point of Ice CBSE Class 9 Science Worksheet

The above practice worksheet for Melting Point of Ice has been designed as per the current syllabus for Class 9 Science released by CBSE. Students studying in Class 9 can easily download in Pdf format and practice the questions and answers given in the above practice worksheet for Class 9 Science on a daily basis. All the latest practice worksheets with solutions have been developed for Science by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their examinations. Studiestoday is the best portal for Printable Worksheets for Class 9 Science students to get all the latest study material free of cost. Teachers of studiestoday have referred to the NCERT book for Class 9 Science to develop the Science Class 9 worksheet. After solving the questions given in the practice sheet which have been developed as per the latest course books also refer to the NCERT solutions for Class 9 Science designed by our teachers. After solving these you should also refer to Class 9 Science MCQ Test for the same chapter. We have also provided a lot of other Worksheets for Class 9 Science which you can use to further make yourself better in Science.

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