States of matter

=Activity No # 1 - Name of Activity= States of Matter PhET activity Shared By Vanitha Kottari

Estimated Time
10 minutes

Materials/ Resources needed
Computer, projector, screen

Prerequisites/Instructions, if any
Observe the demonstration carefully.

Website interactives/ links/ simulations
fil:///opt/PhET/en/sim.uleation/states-of-matter-basics.html

Process (How to do the activity)
Take water in a glass container and fix a thermometer to observe the temperature variations. Click over the equipment provided for heat the container and notice the temperature variations. Continue the same procedure by decreasing the temperature.

Developmental Questions (What discussion questions)
​#In which state water molecules are found scattered?
 * 1) What is matter ?
 * 2) Name the three states of matter ?
 * 3) What is the chemical formula of water ?
 * 4) What changes do you observe in the water molecules when it is heated ?
 * 5) What happens to water molecules above 373K ?
 * 6) What happens to the molecules below 273 K ?

Evaluation (Questions for assessment of the child)

 * 1) How do the molecules arranged in ice ?
 * 2) What changes do you observe when water changes into water vapour ?
 * 3) At what temperature water freezes ?

Question Corner
Give the pictorial representations of arrangement of molecules in solid, liquid and gaseous state. To link back to the topic page the link of the page name from where activity was given''' Back