## Homework for 12/10

**UOI**

Author: nisreen.kanchwala@fountainheadschools.org

You can do the following experiment at home. It is optional, not compulsory but it will help you have a better understanding of the concept of Friction.

Revise all the concepts related to force. Use the document shared with you yesterday.

Some questions to ponder upon:

What is air resistance?

What is needed to do physical work?

How is potential energy different from kinetic energy?

Does centrifugal force exert an inward force or outward force with respect to the centre of the motion?

What happens when brakes are applied to a car? Which force acts on the tyres?

Happy Learning!!

MATH

Watch the following videos. We will discuss them in class.

https://www.youtube.com/watch?

https://www.youtube.com/watch?

https://www.youtube.com/watch?

https://www.youtube.com/watch?

UOI

Watch the following video and answer the questions given below:

https://drive.google.com/a/fountainheadschools.org/file/d/0Bz3lJjBjCoSyRTkzc3VfbDVSbTg/view?usp=sharing

a) ______________ in the steel rod increases, resulting in its breakage.

b) Describe the video using words – tension and pulling force.

Research about the types of forces learnt in class. Write in your UOI notebooks 5-6 meaningful points about each force along with two real life examples.

NOTE: Please get the FA notebook signed by your parents. (Ignore if done)

**Homework:**

Math Mixed bag homework which is posted on the blog needs to be done in the mix bag notebook.

**Language: **Complete Publishing of the Narrative piece and share the document with your teacher. (Ignore if completed)

Attempt minimum 5 passages from readtheory.org

**UOI** – Research on the topic selected by you along with real life examples. take notes in the UOI notebook.

Watch this video and take notes.

http://www.mwit.ac.th/~physicslab/applet_04/physics_classroom/Class/newtlaws/u2l3e.html

Watch the following videos. This will help you understand the next topic. https://www.youtube.com/watch?v=omLKbKakDoY https://www.youtube.com/watch?v=RISEtSIvgo0 https://drive.google.com/a/fountainheadschools.org/file/d/0Bz3lJjBjCoSyLS16OWh1cDQxalU/view?usp=sharing https://drive.google.com/a/fountainheadschools.org/file/d/0Bz3lJjBjCoSybE5hcVY5WnZJS2c/view?usp=sharing

Happy Weekend!

**UOI:**

1)Watch the following video and write examples of real life instances where you think the forces are unbalanced/balanced. Give reasons for your answer. Make sure you use the correct vocabulary.

https://www.youtube.com/watch?

**Math: **Complete the HW posted yesterday in your Math notebook.

**Language:**

You will attempt 4 quizzes in www.readtheory.org

Have a great day!!

MATH – Integers

Practice addition of integers using this online game. Play the following game thrice and share your score with me. (All three scores)

http://www.mathplayground.com/ASB_SpiderMatchIntegers.html

Follow the following steps after clicking on the above link.

Play – Write your name – Play now – Start game

Complete the word problem practice sheet shared with you today.

NOTE: The submission date is Friday – 6th October.

Kep Smiling and Have a Great Day!

**MATH**

**Integers :**

Addition of three digit integers

Solve the following on ruled sheet of paper:

1. 585 + (-485)

2. 424 + (-613)

3. (-646) + (-765)

4. (-764) + 123

5. (-532) + (-324)

6. 459 + (-765)

7. (-479) + (-431)

8. 652 + (-634)

9. (-543) + 333

10. 777 + (-318)

Word problems on integers

Solve the following using a number line on ruled sheet of paper.

1.Rahul had Rs 5 in his pocket and he bought a material worth Rs. 4. Thereafter he went to a shop and bought a material for Rs 7 on credit from Pia. How much more he has to give to Pia and what is his position on a Number line. Illustrate using a number line.

2.At my home I had 10 mangoes in the morning and I ate 3 mangoes from that in the afternoon. A guest came to my home and got 10 more mangoes. What is the position of the number of mangoes on the number line?

3.Mr Jeet took a loan from bank of Rs. 20 . In a month he had made a payment of Rs.10. What is his position?

4.A submarine was situated 800 feet below sea level.If it ascends 250 feet , what is its new position ?

**Math**

**Watch this video**

**For each of the following situation draw a number line and depict the situation in your Math notebook. Write the answer as an integer.**

a. A spider is placed on +2. It moves up 3 places and then slips down 4 places. Which integer would it be on now?

b. A spider is placed on -5. It moves up 8 places and then slips down 2 places. Which integer would it be on now?

c. A spider is placed on +2. It moves up 2 places and then slips down 4 places. Which integer would it be on now?

d. A spider is placed on -2. It slipped down 4 places and then moved up 5 places. Which integer would it be on now?

e. A spider is placed on +3. It slipped down 4 places and again slipped down 2 places. Which integer would it be on now?

**Arrange the following in ascending order **

1) -5, -1, -6, 7,-2, 3, 0.

2) -6, 2, -4, 2, 4, -3, 5.

3) 4, -1 , 0, -5, -7, 3, 2.

4) 6, -5, -3, 3, 0, -8, 4.

5) 2, 4, -7, 3, 0, 9, -8

6) 4, -3, 0, -8, 6, 1, -2

7) -7, -4, -2, 0, 3, 7, -8

8) -5, -2, 2, 0, 1, 7, -10

9) 6, 2, 1, 0, -9, -10, -3

10) -15, -10, 10, 0, 3, -4, 5

Please complete the attached homework in your Mixed Bag Notebook. You are required to copy the sentences with the correct answers.

Keep Smiling and Have a Great Weekend!

**Math** – Please reflect on the following question in your Math notebook.

Why do you need positive and negative numbers and where do you see it in real life?

Read the given article at least twice (Silent reading and loud reading). We will discuss in class.

**Language** – Group 1 and Group 2 – Please complete the given assignment (document shared) in language writing notebook.

Keep smiling and have a nice day!

**Language:** Learn the following words for dictation to be taken in this week:

- numerator
- denominator
- reciprocal
- conflict
- resolution
- responsibility
- individual
- community
- beginning
- diction

a) 20 + 21 ÷ 3 × 2

b) 17 + (8 – 5) × 5

c) 25 – 48 ÷ 6 + 12 × 2

d) 78 – [5 + 3 of (25 – 2 × 10)]

e) 52 – 4 of (17 – 12) + 4 × 7