DAV Class 5 Science Chapter 8 Question Answer Properties of Water

If you are looking for DAV Class 5 Science Chapter 8 Question Answer Properties of Water, then you are at right place. Here at SOLUTIONGYAN.Com, DAV Class 5 Science solutions of chapter 8 exercises provided at the end of the chapter will be a useful resource for DAV Class 5 Science exams.

Here, we provide complete solutions of DAV Class 5 Science Chapter 8 Properties of Water of My Living World science book. These exercise of Science chapter 8 contains 5 questions (Fill in the blanks, Tick the correct option, True or False, Answers the following questions etc.) and the answers to them are provided in the DAV Class 5 Science Chapter 8 Question Answer Properties of Water.

Solutions of DAV Class 5 Science chapter 8 Properties of Water is help to boost the writing skills of the students, along with their logical reasoning. Students of class 5 can go through Science chapter 8 question answers to learn an effective way of expressing their solutions in the exam.

DAV Class 5 Science Chapter 8 Properties of Water Solutions

DAV Class 5 Science Chapter 8 Properties of Water Solutions is given below. Here DAV Class 5 Science chapter 8 question answer is provided with great explanation.

Highlights

• Fill in the blanks
• Write True or False
• Tick the correct option
• Answer the following questions in brief
• Answers the following questions

DAV question answer of Class 5 of My Living World Science Textbook is the best source for the students to self-analyse their performance. DAV Class 5 students are more likely to score good marks in Science exam if they practise DAV Class 5 Science Chapter 8 Question Answer Properties of Water regularly.

DAV Class 5 Science Chapter 8 Question Answer

A. Fill in the blanks.

1. A substance which dissolves completely in a liquid is said to be ___________ in it.

2.The substance, that dissolves in a medium to form a solution, is known as the ___________.

3. Mustard oil is ___________ in water.

4. Aquatic animals breathe the ___________ gas dissolved in water.

5.Change of a liquid into its vapour form is called ___________.

6. Condensation is the process of change of vapours into ___________.

Answer: (1) soluble (2) solute (3) insoluble (4) oxygen (5) evaporation (6) liquids.

B. Write True or False for the following statements.

1. Sugar and salt are soluble in water.

2. Hair oil is insoluble in water.

3. Pebbles float on water.

4. Sand sinks in water.

5 Water vapours can be changed into liquid water by heating.

Answer: (1) True (2) True (3) False (4) True (5) False.

C. Tick the correct option.

1. In a solution of sugar and water-

Answer: water is the solvent.

2. When sand is mixed with water, it –

Answer: does not dissolve but sinks in water.

3. Wet clothes get dried due to-

Answer: evaporation

4. Mixture of sugar, salt and lemon juice in water is a-

Answer: solution

D. Answer the following questions in brief.

1. Define a solution.

Answer: Mixture formed when a substance dissolves completely in any medium.

2. What is a solvent?

Answer: The medium in which a substance is dissolved to form a solution.

3. Name two substances that are soluble in water.

Answer: Salt and sugar.

4. Name two substances that are insoluble in water.

Answer: Sand and coin.

5. Write the names of four substances that float on water.

Answer: Cork, butter paper, thermocole, and hair oil.

6. Name the three forms of water.

Answer: the three forms of water are:

• Ice
• Water
• Water vapour

E. Answers the following questions.

1. Give two examples each of:

(a) liquids which dissolve in water.

Answer: lemon juice and milk.

(b) liquids which are insoluble in water.

Answer: hair oils and diesel.

(c) solids which float on water.

Answer: thermocole and cork.

(d) solids which sink in water.

Answer: coins and iron nails.

2. What do we understand by the term’s ‘evaporation’ and ‘condensation’?

Answer: Evaporation – change of a liquid into its vapour form is called evaporation.

Condensation – change of vapour form of a substance into its liquid form on cooling is called condensation.

3. How are clouds formed?

Answer: Water from oceans, seas and rivers, changes into vapour as it evaporates due to the heat of the sun. These water vapours rise up. As these go very high, they get cooled and condense to form tiny droplets of liquid water. In this way, clouds are formed.

4. How does rain water get impure?

Answer: Raindrops, when just formed, are the purest form of water. By the time they reach the surface of the earth, they become impure, because they dissolve many harmful gases present in air and also get dust and smoke mixed up with them.

5. Draw a diagram showing the water cycle.

Answer: