With the help of a Joyful Mathematics Class 1 Solutions Chapter 7 Lina’s Family (Measurement) students can tackle challenging problems with confidence.

## Joyful Mathematics Class 1 NCERT Solutions Chapter 7 Lina’s Family (Measurement)

Lina lives in a hut-shaped house in a hilly area. Can you locate her house in the picture? Circle the correct options:

A. Her house is nearest to/farthest from the shop and nearest to/farthest from the school.

B. The school is nearest to/farthest from the shop and nearest to/farthest from red roof houses.

C. The child is nearest to/farthest from the school bus and nearest to/farthest from the school.

Answer:

A. Her house is **nearest to**/farthest from the shop and nearest to/**farthest from** the school.

B. The school is **nearest to**/farthest from the shop and nearest to/**farthest from** red roof houses.

C. The child is **nearest to**/farthest from the school bus and nearest to/**farthest from** the school.

Let Us Do (Page 75)

A. Tick the one that is the longest.

Answer:

B. Tick the one which is shortest.

Answer:

C. Tick the one that is thickest.

Answer:

D. Tick the one which is thinnest.

Answer:

Think and Do (Page 76)

Draw a stick or bamboo longer than this-

Draw a rope shorter than this-

Answer:

Think and Answer (Page 77)

Dadi is checking the length of Chitra’s sweater by a handspan.

Chitra also wants to find out the length of the stick, table, pencil, and notebook using her handspan.

A. My table is _________ handspans long.

B. My bag is _________ handspans long.

C. My classroom blackboard is _________ handspans long.

D. My Maths book is _________ handspans long.

E. My arm is _________ handspans long.

F. My friend’s arm is _________ handspans long.

Answer:

A. My table is **4** handspans long.

B. My bag is **2** handspans long.

C. My classroom blackboard is **8** handspans long.

D. My Maths book is **1.5** handspans long.

E. My arm is **3** handspans long.

F. My friend’s arm is **3** handspans long.

Can Chitra use a handspan to find the length of all these things? Find out and circle which things around you are shorter than a handspan. Can we use fingers also to find the length of these things?

Answer:

Let Us Do (Page 78)

What would you choose, handspan or fingers to find the length of these objects and why? Circle your options in the table. Try to guess before finding the length of these objects.

Answer:

Let Us Do (Page 79)

A. Tick the heavier object.

Answer:

B. Tick the lighter object.

Answer:

C. Colour the heavier object.

Answer:

D. Colour the lighter object.

Answer:

Let Us Talk (Page 80)

A. Who is heavier between you and your friend? How will you find out? Discuss in the class.

Answer:

Do it yourself.

B. Find out your weight. Can you tell how and where your weight is usually checked?

Answer:

My weight is _________ kg.

My weight is usually checked in the hospital by weighing machine.

Let Us Do (Page 81)

A. Fill the bucket with water.

(i) _______ jugs of water will fill the bucket.

(ii) _______ glasses of water will fill the bucket.

(iii) _______ bowls of water will fill the bucket.

Answer:

(i) **5** jugs of water will fill the bucket.

(ii) **20** glasses of water will fill the bucket.

(iii) **50** bowls of water will fill the bucket.

B. Answer the following questions.

(i) How many cups of water will fill your water bottle? _______

Answer:

Do it yourself.

(ii) Now fill your friend’s water bottle with the same cup. How many cups of water will fill your friend’s bottle? _______

Answer:

Do it yourself.

(iii) Which bottle holds more water? _______

Answer:

Do it yourself.

(iv) Try it with another bottle. Which bottle holds less water? _______

Answer:

Do it yourself.

C. Circle the one that holds more water.

Answer:

D. Water is very useful for us.

Tick the amount of water you need for the given activities.

Answer:

Project Work

A. Discuss why is it important to take water in a bucket for bathing instead of shower or running tap water.

B. Tear and paste colorful paper strips to make one portion of the strip short and another longer. The strips should be of different sizes.

C. List things which are easier to carry and which are difficult to carry.

D. Get bottles, bowls, and glasses of different sizes. Now see how many glasses or bowls of water can fill the bottle. Which of these can hold more water?