Lesson Plan Pressure

8/11/2019 Lesson Plan Pressure

1/9

TEACHING AND LEARNING MODULES FOR PHYSICS

Form 4

Semester 1

Duration 40 minutes

Learning Area 3.0 Forces and Pressure

Learning Objectives 3.1 Understanding Pressure

Learning Outcomes A student is able to

De!ine "ressure and state t#at

A

FP =

Describe a""lications o! "ressure

Solve "roblems involving "ressurePre $re%uisite Students noticed t#e usage o! "ressure in dail& li!e' students #ave learnt air "ressure in

Form (.

)aterial *esources +e,t boo- and re!erence boo-s

Pedagog& Strategies

)et#od

+#in-ing s-ills and t#in-ing strategies' /onstructivism t#roug# n%uir& Discover&'

#aving discussions

Language Focus ocabular&' science "rocess 2ords

Scienti!ic and oble

alue

*ealiing t#at science is a means to understand nature' being res"ect!ul and 2ell

mannered' being t#an-!ul to 5od' being coo"erative' s&stematic' being con!ident'daring to tr&' t#in- rationall&.


2/9

Learning

Objectives

O!tc"#es

Teac$er%s Activities St!&ent%s Activities '!esti"ns an& e()ecte& ans*ers

n"tes

Intr"&!cing

)ress!re

Engage#ent

+eac#er starts t#e class6greet t#e students and

as-s about t#eir condition 7#aving a brea-!ast

or not' #ealt# state8

+eac#er 2aits !or t#e students9 res"onse.

+eac#er s#o2s t2o "#otogra"#s.

P#oto 1 P#oto (

Students ans2ered t#e

%uestion.

Students observed t#e

"#otogra"#s and ans2er

t#e %uestions.

T 5ood morning class.

:o2 are &ou !eeling toda&;

S Fine

T


3/9

E(),"rati"n

+eac#er as-s students to "ress t#eir t#umb to a

s"onge.

+eac#er as-s students 2#at is #a""ening.

+eac#er as-s students to "ress t#eir t#umb to a

s"onge. +eac#er as-s t#e students 2#at is

#a""ening.

+eac#er as-s students 2#at is "ressure;

+eac#er e,"lains t#e de!initions o! "ressure to

t#e students.

Students "ress t#eir t#umb

to t#e s"onge.

Students ans2er t#e

%uestion.

Students "ress t#e t#umb

tac- into a s"onge.

+ o2 2ant &ou to "ress &our

t#umb to t#e s"onge;

+ /an &our t#umb goes into t#e

s"onge;

S o.

+ o2 2ant &ou to ta-e a t#umb

tac- and "ress it into a s"onge. /an a

t#umb tac- goes into t#e s"onge;

S =es

+


4/9

"#otogra"#.

+eac#er as-s students %uestions.

+eac#er divides t#e students into > grou"s.

+eac#er distributes #andout 1to t#e students.

+eac#er tells t#e students to read t#e

instructions.

+eac#er e,"lain to t#e students t#at

A

FP =

F is c"nstant-

I. A is increase t$en P is &ecrease

Or

I. A is &ecrease t$en P is increase

+#e "ressure t#at a !orce "roduces de"ends on

t#e area t#at t#e !orce acts on.

+eac#er as-s students 2#at is t#e unit o!"ressure;

Unit "ascal 7Pa8 m6(

+ o2 2ant all o! &ou to ta-e one

"encil and "ress &our "alm.

:o2 do &ou !eel;

S Pain!ul

+ o2 ta-e ? "encils and "ress to

&our "alm. :o2 do &ou !ell;

S Less "ain!ul

+


5/9

+eac#er 2rites do2n one %uestion.

+eac#er gives students' ( minutes to ans2er t#e

%uestion.

+eac#er as-s a volunteer to 2rite do2n t#e

solution or ans2er. Students ans2er t#e

%uestion.

Student 2rites t#e solution

on t#e 2#ite board.

cucumber t#an blunt edge. @ecause

t#e contact area o! s#ar" blade is small

so it 2ill increase t#e "ressure.


6/9

uestion

1. /alculate t#e "ressure on a 2all

2#en t#e "alm o! a #and 2it# area 1?0

cm(is "us#ed against t#e 2all 2it# a

!orce o! (10 .

Ans

A

FP =

(

1?0

(10

cm

NP =

P / 012 N c#3

E(tensi"n

+eac#er as-s students to !orm a small grou".

Bac# grou" #as to discuss and describe t#ea""lications o! #ig# "ressure and lo2 "ressure

in dail& li!e.

Students discuss in grou"

and "resent t#eir ans2er.

Suggested e,am"lesi8 Cni!e' sa2 and c#isel

#ave edges to cut t#roug#

#ard materials easil&.

ii8 A tan- can move easil&on roug# terrain due to its

broad base.

iii8 A "ointed arro2 can

"enetrate a target easil&.

+eac#er as-s students to !orm a small

grou". Students #ave to discuss and

describe t#e a""lication o! #ig#

"ressure and lo2 "ressure in dail& li!e.

Students 2ill give t#eir e,am"les.

Eva,!ati"n

+eac#er distributes #andout ( to t#e students.

Students 2ill discuss t#e

ans2er in grou"s.

Solve "roblems involving

"ressure.

+ o2 2ant all o! &ou to ans2er t#e

%uestions in #and out (. =ou can

discuss in grou".

>


7/9

HANDOUT 0

1. +a-e a blade and an a""le.

7i8 Use a s#ar" edge o! blade to cut t#e a""le. Observe 2#at is #a""en.

7ii8 Use a blunt edge o! blade to cut t#e a""le. Observe 2#at is #a""en.

7iii8


8/9

:ADOU+ (

1. A !orce o! (00 acts on an area o! 4 m(.

a8


9/9

b8 Dra2 a diagram to s#o2 #o2 t#e bloc- must rest to e,ert t#e ma,imum "ressure on t#e ground.

/alculate t#is "ressure.

?. +#e 2ind "ressure on t#e 2all is 100 Pa. ! t#e 2all #as an area o! > m(' 2#ic# is t#e !orce on it;

Documents

Lesson Plan Pressure