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Line 60: − − ===Activity No # 1=== − {| style="height:10px; float:right; align:center;" − |<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;"> − ''[http://karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div> − |} − * '''Estimated Time''' - 30 minutes − * '''Materials/ Resources needed''' − * '''Prerequisites/Instructions, if any''' − * '''Multimedia resources'''<br> − {{#widget:YouTube|id=QkCWoRGZLyI}}<br> − '''This video describes the inertial property of mass''' − * '''Website interactives/ links/ simulations''' − * '''Process (How to do the activity)'''<br> − #Let the students watch the video − #Ask them to write situations where they have faced inertia − * '''Developmental Questions (What discussion questions)''' − #When do we say something has inertia? (When it does not change its position) − #What does inertia do? (Resists change) − #Does it depend on size of the object? (Yes/ No/ Not always) − #If not on size, what does it depend on? (It depends on how much matter ther?e is - mass) − #When we observe inertia, we can say object has mass − − * '''Evaluation (Questions for assessment of the child)''' − #Does inertia increase with size? − #Will an object have inertia when it moves? − * '''Question Corner''' − #How can I tell that an object has mass or not? − − ===Activity No #2 Mass and Weight=== − {| style="height:10px; float:right; align:center;" − |<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;"> − ''[http://karnatakaeducation.org.in/?q=node/305 Click to Comment]''</div> − |} − * '''Estimated Time''' - 30 minutes − * '''Materials/ Resources needed''' − #A piece of iron − #A piece of wood − #A ball of yarn or cotton − * '''Prerequisites/Instructions, if any''' − * '''Multimedia resources''' − * '''Website interactives/ links/ simulations''' − * '''Process (How to do the activity)''' − #Hold each object in your palm − #What do you feel when you hold each one of them (ask them to answer as light--->heavy) − * '''Developmental Questions (What discussion questions)''' − #Is there a difference when you hold each of them? − #Is this due to inertia? Am I changing anything when I am holding? − #What might this difference be due to? − #This is due to a property called weight which is because the mass of this object interacts with another mass - that of the earth. We call this weight − #We will study more about this - but mass also interacts with other masses; this is called gravitational property − #The Earth is not touching the object, but still its mass has an effect on the mass on my hand − #Gravity can act at a distance between two masses − * '''Evaluation (Questions for assessment of the child)''' − #Does mass have both inertial and gravitational property? − #Does gravitational property depend on size? Or mass? − * '''Question Corner''' − #If an object has inertia, when I drop the object why does it fall? − #Do you feel the gravitational effect of the Earth?
Universal Law of Gravitation (view source)
Revision as of 11:39, 28 October 2020
, 11:39, 28 October 2020→Activity No # 1 - Inertial property of mass
While creating a resource page, please click here for a resource creation [http://karnatakaeducation.org.in/KOER/en/index.php/Resource_Creation_Checklist '''checklist''']
While creating a resource page, please click here for a resource creation [http://karnatakaeducation.org.in/KOER/en/index.php/Resource_Creation_Checklist '''checklist''']
= Concept Map =
= Concept Map =
[[File:Universal_Law_of_Gravitation.mm|Flash]]
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= Textbook =
= Textbook =
* Strong and weak nuclear forces are other fundamental forces that act within the nucleus of an atom, holding it together. These forces however act only at the subatomic level. Above the atomic level, gravitational and electromagnetic forces can satisfactorily explain all events.
* Strong and weak nuclear forces are other fundamental forces that act within the nucleus of an atom, holding it together. These forces however act only at the subatomic level. Above the atomic level, gravitational and electromagnetic forces can satisfactorily explain all events.
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==Concept #2 - Newton's law of universal gravitation==
==Concept #2 - Newton's law of universal gravitation==