Samacheer Kalvi solutions for English Class 8th Tamil Nadu State Board chapter 3 - Sir Isaac Newton -The Ingenious Scientist [Latest edition]

In pairs, identify the great thinkers of the world and write the names from the box.

Issac Newton was born at ________.

Grand mother was advised to apprentice him to a _______.

Isaac made a clock, by the dropping of ______.

The sun-dial made by Isaac is still in existence at _______.

Isaac constructed a model of the ______.

Choose the correct synonyms for the italicized word.

Isaac was chiefly remarkable for his ingenuity.

Choose the correct synonyms for the italicized word.

He will make a capital workman.

Choose the correct synonyms for the italicized word.

Nobody could tell what the sunshine was composed of.

Choose the correct synonyms for the italicized word.

He cared little for earthly fame and honors.

Choose the correct antonym for the italicized word.

His Grandmother was very kind to him.

Choose the correct antonym for the italicized word.

The boy seemed to have a taste for mathematics.

Choose the correct antonym for the italicized word.

Isaac possessed a wonderful faculty of acquiring knowledge.

Choose the correct antonym for the italicized word.

He was observed to be usually busy with his tools.

Who was taking care of Newton after his father's death?

What did Isaac manufacture at his young age?

How did the young boy find the strength of the wind?

Why were his friends attracted by the windmill?

How was Newton honoured by the king?

Why did Newton's friends advise his grand mother to apprentice him to a clockmaker?

How did Newton learn about the way a windmill operated?

Mention some of Newton's inventions.

Underline the prefix in each word in the boxes.

Pick a suitable prefix and suffix from the given box and complete the following words.

Syllabify the following words.

Listen to the passage carefully and write the answer.

Fleming’s thought at breakfast

Sir Alexander Fleming, who discovered penicillin, was once forced into an interview in New York by two journalists just as he was about to have breakfast. One of them asked him, ‘Sir, what are you thinking about right now? We wish to know what a great scientist think while getting ready for breakfast’. Fleming mused a while on the question and he replied, ‘I am thinking of something very special. The journalist, who were all ears, drew themselves forward. ‘I am thinking, whether to have one egg or two.

1. Name the scientist.
2. What did he discover?
3. Who approached the scientist?
4. What was the question asked by the journalist?
5. When did they meet the scientist?

Listen to the passage carefully and write the answer.

What did he discover?

Listen to the passage carefully and write the answer.

Who approached the scientist?

Listen to the passage carefully and write the answer.

What was the question asked by the journalist?

Listen to the passage carefully and write the answer.

When did they meet the scientist?

Take a few minutes and make hints of the picture. Arrange your thoughts. Using the points you write, deliver a small speech focusing on the issue picturized here. Give an interesting and informative speech. Your speech should include the cause and the solution.

Tips for effective speaking

• Organise your points and ideas well.
• Don’t memorise the speech. If you forget a point, it will make you nervous.
• Avoid the things that are of no value or interest to the audience.
• Before you speak, take a deep breath, smile, greet the audience.
• Don’t be nervous about making a mistake.
• Interesting speech makes your mistakes nothing.

Write a character sketch of any character from fiction that has made an impact on you.

1. Introduce the person.
2. Highlight his/her character as revealed in the story.
3. Talk about what others say about the character.
4. Write if the character appealed to you, with reasons.
5. Support your views with evidence from text.

Fill in the blanks by using the correct preposition.

We go to school ____ Mondays, but not on Sunday.

Fill in the blank by using the correct preposition.

Christmas falls ____ 25th December.

Fill in the blank by using the correct preposition.

Buy me a present ____ my birthday.

Fill in the blank by using the correct preposition.

Families often argue ____ Christmas time.

Fill in the blank by using the correct preposition.

I work faster ____ night.

Fill in the blank by using the correct preposition.

Her shift finished ____ 7 p.m.

underline the modal verbs in the list given in the box.

______ please close the door?

______ please open the window?

______ mind going to the back bench?

______ please bring some water for me?

Use the phrase could you or would you in the following situation with your friend.

Ask the policeman for directions.

Use the phrase could you or would you in the following situation with your friend.

You need to borrow your friend’s bike.

Use the phrase could you or would you in the following situation with your friend.

You would need to exchange the book purchased.

Use the phrase could you or would you in the following situation with your friend.

You want to open your classroom window.