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- Grade Range
- 2nd
- Rating

Students focus on solids, liquids, and gases. The goal of the lesson is to have the students distinguish between the three. They also identify some of the physical properties of each. Full Review »
- Grade Range
- 9th - Higher Ed
- Rating

Students determine the heat energy needed to vaporize (boil) one gram of liquid nitrogen. Full Review »
- Grade Range
- 3rd - 5th
- Rating

Students construct a circuit tester to test and identify liquid electrical conductors and non-conductors. Full Review »
- Grade Range
- 8th
- Rating

Students are actively involved in the scientific method and inquiry as they form quick hypotheses based upon a teacher set of mystery liquids. They determine the need to make additional observations of the liquids. Full Review »
- Grade Range
- Kindergarten
- Rating

Students explore the three main forms of matter: solid, liquid, and gas. They examine concrete examples of each, using their five senses and "experimenting" to find differences in them. They find pictures of each, cut them out and past them in their science journals. Full Review »
- Grade Range
- 2nd - 3rd
- Rating

Students apply knowledge about density of solids from previous experimentation to this activity which they investigate the density of liquids. They work in small groups to mix water and syrup, and water and oil to see what occurs. Finally, they complete a worksheet and discuss the results of the experimentation. Full Review »
- Grade Range
- 1st - 4th
- Rating

Students identify and interpret how matter occupies space and that every substance in our world is some form of matte. Students identify that there are three states of matter which include solids, liquids, or gases. Students identify the properties of solids, liquids, and gases. Students also make predictions through experimentation and observation. Full Review »
- Grade Range
- 6th - 8th
- Rating

Students investigate and observe how liquid crystals relate to other phases of matter and reflect many different colors of light. They conduct a bubble study, observing how bubbles change from when they are new to right before they pop. Students also examine how liquid crystal thermal sheets change color in response to temperature, and participate in a brainstorming activity. Full Review »
- Grade Range
- 3rd - 5th
- Rating

Students investigate different liquids to develop their concept of a liquid. They work at a center to tip, swirl, shake, roll, and otherwise investigate seven liquids in small, clear plastic bottles: plain water, corn syrup, liquid detergent, liquid hand soap, oil, fabric softener, and colored water. They also write a few sentences about what they discovered about the liquids Full Review »
- Grade Range
- 3rd - 5th
- Rating

Students observe liquids in different containers and then explore the concept that liquids have level surfaces. They identify those who are not at the center to reinforce the concept of liquid levels with a representational puzzle and observe and record the shape of liquid in a bottle as the bottle rotates. To wrap up their investigations with liquids, students construct a definition of liquids and refine their original definition of solids. Full Review »

