class: 9th std subject: science month: september

Alternate Educational Plan for the Month of September 2021-22

Class: 9th std Subject: Science Month: September

Chapters: 1.Force and laws of motion

2.The fundamental unit of life

Sl.

No Month

/Week Important Learning

competencies Learning activities

Evaluation

1.

September

1st week

•Knowing the

relationship between

force and motion.

• Will observe changes

in the rate of

movement of objects

with force.

• Will Identify the

force will change the

shape of the object.

• Watch the change by applying the force

on easily available ball, toy car, goalie

etc.

• Identify the difference in the movement

of a loud and slow blow ball with the

help of a straw on a lighter plastic ball.

• Performing the shaping activity of clay.

• Explain the equilibrium state by

weighing a pellet or pendulum tied to a

string.

1.Identify the terms

related to force in the list given

below.

1)Motion,

2)Chemical Reaction,

3) Enhancement,

4) Combination,

5)Momentum,

6) Acceleration,

7)Push &lifting.

2. As the Sailor jumps

in the forward direction the boat

moves backwards. Give reason.

3. what is Balanced force?

Give two Examples.

• Describes the

Balanced and

Unbalanced forces.

• Defining and

interpreting Newton's

first law of motion.

• Create two groups of students and play a

rope game.

• Samveda classrooms video link

Use the video link to understand the

Balanced and unbalanced forces.

https://www.youtube.com/watch?v=wWhiIRDvBkk •Ask them to watch by Placing a piece of

wood on a table and letting the desk slide

down to keep track of its movement and

balance.

Encircle the unbalanced force

from the following. 1) motion of

the Earth, 2) Rolling Ball, 3)

sleigh,

&4) Press the inflatable balloon

with two palms.

4. Complete the Activity sheet-1.

2. September

2nd week

(Chapter-1)

• Applying Newton's

First law of motion to

inertia.

• Knows the


inertia and mass.

• Will Narrate the

second law of motion.

• activity of peddling bicycle.

• Activity to run children on the slopes.

• Activity of hitting a big pellet from a

small pellet.

1) What is inertia?

(Text book –1, page

Number 50 from 3rd main page)

2)Give reason, when you are riding

a bicycle on slope, while applying

the break hardly, the bicycle does

not stop immediately?

https://www.youtube.com/watch?v=wWhiIRDvBkk

https://www.youtube.com/watch?v=wWhiIRDvBkk

• Tie a thread to the book and keep on a

table, pull the book with the help of

thread, increase the number of books one

by one, and measuring the magnitude of

force, mass &acceleration.



the second law of motion.

https://www.youtube.com/watch?v=2aYr

NqUHYZo&list=PLomwVsWvoAB6U1-

lzFeJRL0xE3bTUXqUH&index=115

3) Write the following inertia in

ascending order. 1) Bus 2) Train

3) Cycle and 4) Car.

3.

September

3rd week

(Chapter-1)

•To know the


magnitude of

acceleration, force and

mass.

• Will understand the

mathematical form of

Newton's second law.

• Solving the problem

related to Newton's

law.

• Measure the Acceleration and distance

travelled by applying the same magnitude

of force on iron bullet and a plastic ball.



the second law of motion.

4) Text book –1, page

Number 50 from 2nd main page

5) Complete the Activity sheet- 3

6) Text book –1, page

Number 50 from 3rd main page)

7) Define Newton's third law of

motion.

8) Complete the Activity sheet- 2.

https://www.youtube.com/watch?v=2aYrNqUHYZo&list=PLomwVsWvoAB6U1-lzFeJRL0xE3bTUXqUH&index=115



• Knowing the

Newtons third law of

motion.

• https://www.youtube.com/watch?v=h

Rfgg0eRtm8&list=PLomwVsWvoAB

6U1-


•Defining the unit activity number 9.4.1

• Solving exercise problems.

• Discuss the movement of Swimming,

rocket movement, bow-to-arrow

movement.



the third law of motion.

•https://www.youtube.com/watch?v=2aYr

NqUHYZo&list=PLomwVsWvoAB6U1-


Complete the Activity Sheet 4&5

4. September

4th

week(Chapt

er-2)

• Understanding the

Microscope and its

parts.

• Understands cell

structure and function.

• Demonstration of using a microscope.

• Cell view in the onion membrane as in

activity 5.1.

In foldscope Use the Diksha video link to

view onion peel cells.

1.What is the difference between

simple and compound microscopes.

2.What is a cell?

3. Briefly describe the process of cell

viewing in the onion membrane.

https://www.youtube.com/watch?v=hRfgg0eRtm8&list=PLomwVsWvoAB6U1-lzFeJRL0xE3bTUXqUH&index=118







• Explains the structure

and functions of the

cell membrane, nucleus

and cell organelles in

the cell.

https://diksha.gov.in/play/collection/do_31

3130471440498688198?contentId=do_31

3067658312990720114804

• Collection of information about the

Robert Hook.

• Demonstrating Activity 5.3,5.4&5.5

with video clips.

• Collection of information on Camillo

Golgi.

• Preparing the table of cell organelles and

their functions

• Video link: View the cell's full

information.

•https://youtu.be/yz3im4lcD5Y

• Consulting activities:

1.Collection of leaves of various plants

and observation of different shaped cells

in Epidermal tissue.

2.Experiment of osmosis by using

potatoes.

https://diksha.gov.in/play/collection/do

_313130471440498688198?contentId

=do_3130639459144908801808

3.Preparinga table on comparisons and

differences in plant and animal cells.

Complete the Activity sheet- ೦9

4.What is Osmosis?

5.What is the function of the cell

membrane?

6.state the functions of chloroplast and ribosome.

Complete the Activity sheet – 06

(Page 19 of text Book-1)


7.Draw a neat labelled diagram of

Plant cell and Animal cell.

(Page 18 of text Book -1)



https://diksha.gov.in/play/collection/do_313130471440498688198?contentId=do_313067658312990720114804



https://youtu.be/yz3im4lcD5Y




Activity sheet-1 I .Identify the Balanced and unbalanced forces in the statements below

1. A book placed on a table _____________________________

2. A boy slipping on a slippery carriage ___________________

3. A man who dives down from a parachute ________________

4. A moving car with a fixed jaw. ________________________

5.The act of juggling 2 ends of the rope with equal force. ______

II.Look at these pictures and answer.

1) How do you apply Newton's first law to this picture.

2) Name the balanced and unbalanced forces in figure one and two.

3) How do you apply the relationship of inertia and mass in this picture.

4) Here, what is the reason the car to move forward?

Activity sheet-2 1. Define the Newton's first, second and Third of Laws motion.

2. What is inertia? Write two examples

3.How do you apply Newton's third law when jumping over.

4.How would you characterize the statement that "a fast-moving bike can

cause more damage than a slow-moving bus".

Activity sheet-3

1.Write two example for unbalanced force.

2.What is another name for the first law of motion?

3.Write the mathematical formula of the second law of motion.

4.What is acceleration? Write the formula for finding it.

Activity sheet - 4 I.Match the following:

II. Identify the correct and incorrect statements 1.The forces of the same magnitude that move in opposite directions keep the object in

equilibrium.

2.The power circuit turns on for a few seconds even after the switch is turned off. Because It is

not subject to inertia

3.Statement (2) related to Newton's Second law

4.Net force is the sum of all the forces exerted on an object.

III. Write simple examples of Newton's Third law in your own sentence.

A B Force Scalar Quantity Inertia Mass * Speed Mass Newtons third law Momentum Vector Quantity

Action and Reaction Newtons first law

Newtons Third law

Example 1 Example 2

Activity sheet-5 I. Indicate the law for the images in the table, and Justify in your own simple sentences.

Sl.No. Picture Applicable

Newton's law Justification

1

2

3

4

5

6

7

8

9

Activity sheet-6 I. Complete the following table with regard to the Part of plant and animal

cells/Cell Organelles

II.List the following:

Membranous Cell Organelle Non-Membranous Cell Organelle

III. Write the difference of the following:(Page 17 of the Text Book)

Mitochondria Chloroplast

Part of Cell/Cell Organelle Plant cell Animal Cell

Cell membrane Present Present

Cell Wall Present Absent

Nucleus

Mitochondria

Lysosome

Ribosome

Centrosome

Chloroplast

Golgi Complex

Endoplasmic reticulum

Activity sheet-7

I. Name the table in the table below and write their function.

Cell organelle Name Function

1

2

3

4

II. Name the following Cell organelles:

1) Kitchen of the plant cell -

2) Power house of the cell -

3) Storage Room of the cell

4) Chemical Factory of the cell -

5) Suicide bag of the cell -

6) Protein Factory of the cell -

Activity sheet-8 1.Identify and name the following different Cells

2.Identify Cell Organelles that are common in both plant and animal cells

3.Write any four differences between plant and animal cells

Sl.No. Animal Cell Plant Cell

1

2

3

4

1)

2)

3)

4)

5)

6)

7)

Activity sheet-9

1. Identify the following image and name the activity:

2. What causes the increase in the level of solute in the second image in this activity?

Name that action.

3.Write the difference between the following: (Text book page number 18)

Diffusion Osmosis

Activity sheet-10 1.Write the difference between the following: (Text Book page number 17)

Prokaryote Eukaryote

2.Identify the prokaryote and the eukaryote cell in thefollowing images and give reason

Bacteria Onion Cells

class: 9th std subject: science month: september

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