PBS
Pbs Learning Media: Density and Buoyancy: Testing Liquids
Will a grape float in oil? Will a metal nut sink in corn syrup? Watch as the ZOOM cast tests the buoyancy of a variety of liquids and objects. [4:22]
PBS
Pbs Learning Media: Density and Buoyancy: Experimenting With Club Soda
In this video segment adapted from ZOOM, the cast discovers that gas-filled bubbles act like life jackets for raisins, making them buoyant. [2:06]
Imagine Learning Classroom
Learn Zillion: Lesson Video for 'Preview the Text to Make Predictions'
In this lesson, you will learn how to make predictions by previewing the title, pictures, and text on a book cover. [4:43]
PBS
Pbs Learning Media: Making Predictions About Ramp Rolling
In this video segment from Teaching Elementary Physical Science, teacher Heidi Fessenden guides her first-grade students to make predictions about what might happen when they roll two marbles of different sizes down similar ramps....