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NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE chapter 7 - Experiments with Water [Latest edition]

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Environmental Studies - Looking Around Class 5 CBSE - Shaalaa.com

Chapter 7: Experiments with Water

Think what would happen ifDo this and find outIs it magicDo this experimentTellRacing dropsWhere did the water goWhat we have learnt
Think what would happen if [Pages 60 - 61]

NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE Chapter 7 Experiments with Water Think what would happen if [Pages 60 - 61]

Think what would happen if | Q 1 | Page 60

Ayesha put a puffed puri in a bowl of water. Would it sink or float?

Think what would happen if | Q 2 | Page 60

You put a steel plate on water. Would it sink or float? What would happen to a spoon?

Think what would happen if | Q 3 | Page 60

Would the cap of a plastic bottle sink or float on water?

Think what would happen if | Q 4 | Page 61

Have you seen that something floats on water while others sink?

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Do this and find out [Page 61]

NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE Chapter 7 Experiments with Water Do this and find out [Page 61]

Do this and find out | Q 1 | Page 61

Mark [✓] for the things that float. Mark [✕] for those that sink.

Things to be put in water I guessed before I did it I saw when I did it
  1. Empty bowl (Katori)
  2. After putting in 6-7 small pebbles, one-by-one
   
Iron nail or pin    
Matchstick    
  1. Empty plastic bottle with its lid closed
  2. bottle half-filled with water
  3. Bottle full of water
   

Aluminum foil (from medicine packing)

  1. open and spread out
  2. pressed tightly into a ball
  3. in a cup-like shape
   
  1. Soap cake
  2. Soap cake on a small plastic plate
   
A piece of ice    
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Do this and find out [Page 62]

NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE Chapter 7 Experiments with Water Do this and find out [Page 62]

Do this and find out | Q 1 | Page 62

Find out from the other groups which things floated and which sank in the water?

After doing the experiment, fill in the blanks.

  1. The iron nail ______ in water but the katori ______. I think this happened because _________________________________
  2. The empty plastic bottle ______ on water. The bottle filled with water ______ because ______________________________
  3. The aluminium foil ______ when it was spread out. When pressed tightly into a ball it __________. This may have happened because ____________________________________.
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Is it magic [Page 63]

NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE Chapter 7 Experiments with Water Is it magic [Page 63]

Is it magic | Q 1 | Page 63

Take some water in a glass. Put a lemon in it. Now keep putting salt in the water, half-a-spoon at a time. Were you able to float your lemon in water?

Is it magic | Q 2 | Page 63

What do you think, the lemon floated in salty water, because

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Do this experiment [Page 64]

NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE Chapter 7 Experiments with Water Do this experiment [Page 64]

Do this experiment | Q 1 | Page 64

Make groups of four friends. For the experiment, you will need 4-5 glasses or bowls, spoons, water, and the things listed in the table. Take some water in each glass. Now try to dissolve one thing in one glass. Observe what happens and note it in the table.

Things Did it dissolve or not? What happened after keeping for 2 minutes?
1. Salt    
2. Soil    
3. Chalk powder    
4. 1 spoon milk    
5. Oil    
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Tell [Pages 64 - 65]

NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE Chapter 7 Experiments with Water Tell [Pages 64 - 65]

Tell | Q 1 | Page 64

Could you see the salt after it dissolved in water? If no, why?

Tell | Q 2 | Page 64

Does that mean that now the water does not have salt? If it has, then where is the salt?

Tell | Q 3 | Page 64

What difference did you see – in the water with salt, and
the water with chalk powder – after keeping for some time?

Tell | Q 4 | Page 64

Which of the two would you be able to separate from the water by straining with a cloth – salt or chalk powder?

Tell | Q 5 | Page 65

Do you think the oil got dissolved in the water? Why do you think so?

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Racing drops [Page 65]

NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE Chapter 7 Experiments with Water Racing drops [Page 65]

Racing drops | Q 1 | Page 65

You also try to do the same and then tell – which drop went ahead? Why did it slide faster?

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Where did the water go [Page 65]

NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE Chapter 7 Experiments with Water Where did the water go [Page 65]

Where did the water go | Q 1 | Page 65

One day Ayesha’s mother put some water to boil on the stove for making tea. She got busy with something and forgot about it. When she remembered and came to check, she found very little water left in the pan.

  1. Think where did the water go?
  2. Why did Chittibabu and Chinnababu keep their mango jelly in the sun?
  3. At your house, what things are made by drying in the sun?
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What we have learnt [Page 66]

NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE Chapter 7 Experiments with Water What we have learnt [Page 66]

What we have learnt | Q 1 | Page 66

You have washed your handkerchief and you want to dry it quickly. What all can you do?

What we have learnt | Q 2 | Page 66

What things do you put in water to make tea? Which of those things dissolve in water?

What we have learnt | Q 3 | Page 66

You have been given some mishri pieces (lumps of sugar). Suggest some ways to dissolve them quickly.

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Chapter 7: Experiments with Water

Think what would happen ifDo this and find outIs it magicDo this experimentTellRacing dropsWhere did the water goWhat we have learnt
Environmental Studies - Looking Around Class 5 CBSE - Shaalaa.com

NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE chapter 7 - Experiments with Water

NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE chapter 7 (Experiments with Water) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CBSE Environmental Studies - Looking Around Class 5 CBSE solutions in a manner that help students grasp basic concepts better and faster.

Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. NCERT textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Environmental Studies - Looking Around Class 5 CBSE chapter 7 Experiments with Water are Experiments with Water.

Using NCERT Class 5 solutions Experiments with Water exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in NCERT Solutions are important questions that can be asked in the final exam. Maximum students of CBSE Class 5 prefer NCERT Textbook Solutions to score more in exam.

Get the free view of chapter 7 Experiments with Water Class 5 extra questions for Environmental Studies - Looking Around Class 5 CBSE and can use Shaalaa.com to keep it handy for your exam preparation

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