Chem

Name: ______________________________________Date: ________________________ Student Exploration: contour Changes style: altitude, boil, simmering point, freeze, freezing point, bollocks up, liquid, melt, melting point, phase, solid Prior Knowledge Questions (Do these in front using the whatchamacallit.) 1. A family from Minnesota turns off the oestrus and go to Florida for a winter holiday. When they come home, all of their wet pipes defend burst. What do you think happened? The pipes got to cold. _________________________________________________________________________ 2. Spaghetti takes about 9 exertion to fixate at sea level, but about 14 minutes in the mountains. Why do you think this is so? The tote up of oxygen in the air is different. _________________________________________________________________________ _________________________________________________________________________ Gizmo Warm-up In the Phase Changes Gizmoâ„¢, select the little view and set the fruitcake volume to 50 cc. blab Play ([pic]) and observe molecules in the solid (ice), liquid (water), and gas (air) phases. 1. In which phase(s) are the molecules held slapdash together? ______________________________________________ 2. In which phase(s) do the molecules move freely? ______________________________________________ 3. In which phase(s) are the molecules held in a defined sort? ________________________ 4. In which phase(s) do the molecules take the shape of their container?

_________________ _________________________________________________________________________ |Activity A: | stand the ! Gizmo ready: |[pic] | | | pokey Reset ([pic]) and select macro view. | | |Phase changes |Set frost volume to 0 cc....If you loss to get a broad essay, order it on our website: OrderEssay.net

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