Tuesday, October 20, 2009

Technology Enhanced Science Activity

For our activity we will be demonstrating the different matters of water; liquid, solid, and gas. The teacher will describe different characteristics of each matter of water with students help. Teacher will hold up glass of water and ask students what the characteristics of water they notice. Students will also have a 3 way Venn diagram to compare and contrast all three stages. Once the liquid characteristics are described, the teacher will then hold up an ice cube, allowing students to determine the characteristics of water when it is in the state of a solid. Students will collaborate and raise their hands in order to tell the different characteristics they know of. Teacher will be writing these answers on the Venn diagram on the board. The teacher will also provide other any characteristics that were missed. Next if available, teacher will heat up a pot of water until steam appears. Teacher explains that water, when it's hot enough, turns into a gas. Students and teacher will determine the characteristics of gas. At this point the Venn diagram should be completely filled out. Next the teacher will use the thermometer. The temperature will be taken of the water in it's solid, liquid, and gas phase. Before the teacher begins measuring the temperature, students can make predictions of how cold or hot they expect each water matter to be. Add the new information to diagram.

The content that will be taught during this activity is the various characteristics of water at each state of matter, while also determining how they are alike and different.
The pedagogy used during this instruction is a mixture of direct instruction, but mostly guided learning, students are allowed the freedom to discover the different characteristics for themselves and make prediction while the teacher guides their learning. We will be using the thermometers that plug into the computer for the technology for this activity. The thermometers will not only provide the degree of what everything is at, but will shows a visual graph which will make it easier for students to visually see the difference in temperature of each water matter. Basically the thermometers will serve as a more concrete visual aide of a more abstract characteristic of water.

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