Pedagogy for Mobile ICT Learning Using Video-Conferencing Technology
Ict video lesson plan b. ed (2)
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Transcript of Ict video lesson plan b. ed (2)
WELCOME
CHANGES
CHANGES TAKING PLACE AROUND US
DAY AND NIGHT CHANGESMILK BECOMES CURDDECAY OF VEGETABLESRUSTING OF IRONRAININGSUN RISES
CHANGE IN PHYSICAL STATES
MELTING OF ICE BOILING OF WATER
Discussion points
• WHAT DO YOU OBSERVE IN THE PHYSICAL STATES?
• DID THEY CHANGE?• WHAT DO YOU UNDERSTAND?
SOLID STATE CHANGES TO LIQUID STATE IN THE FIRST CASE.
IN THE SECOND CASE LIQUID CHANGES TO GASEOUS STATE
IN BOTH THE CASES THERE OCCURS
A PHYSICAL CHANGE
Discussion points
• WHAT HAPPENS WHEN AN IRON NAIL IS LEFT AS SUCH FOR LONG TIME?
Here Chemical Change Occurred.IRON RUSTS
CLASSIFY THESE INTO PHYSICAL AND CHEMICAL CHANGES
MELTING OF WAXEVAPORATION OF WATERCRACKING OF FIREWORKSDIGESTION OF FOODBURNING OF FIREWOODCONVERSION OF RICE TO BOILED
RICERUSTING OF IRON
PHYSICAL AND CHEMICAL CHANGES
ACTIVITY
• WHEN A TEASPOONFUL OF SALT IN WATER IS DISSOLVED,COMMON SALT SOLUTION IS FORMED.
IS THERE ANY FORMATION OF NEW
SUBSTANCES?
NEW SUBSTANCES ARE FORMED IN CHEMICAL
CHANGES
BURNING OF CANDLEBURNING OF WICK AND GASEOUS WAX IS AN EXAMPLE OF PHYSICAL CHANGE.
NO NEW SUBSTANCES ARE FORMED IN PHYSICAL CHANGES
• CHEMICAL CHANGE
REVIEWDifferentiate Between Physical
and Chemical Changes
FOLLOW UP ACTIVITYLIST OUT 10 EXAMPLES FROM EACH OF
PHYSICAL AND CHEMICAL CHANGES
THANKYOU