logging in or signing up Inquiring_Into_Floating[1] sbboesd Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 33 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: September 01, 2009 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... Premium member Presentation Transcript Inquiring Into Floating : Inquiring Into Floating The Cola Aquarium : The Cola Aquarium Observe the “cola aquarium” your teacher has set up. Feel free to explore it, just leave it as you found it. Explain what you see and why. Post your explanation. Picture from: http://tanny.ica.com/ICA/TKO/tkoblog.nsf/dx/P6240129.jpg/$file/P6240129.jpg Aluminum Foil : Aluminum Foil Does Al Foil sink or float? Can you make it do both? Show your teacher when you have. Picture from: http://3.bp.blogspot.com/_2akk5ZjttM4/SeU-JPhTKnI/AAAAAAAAAjg/5JKfGFhOp64/s400/aluminum_foil.jpg Dancing Popcorn : Dancing Popcorn Materials: Vinegar Baking Soda Popcorn A clear container half filled with water A stirring rod (or something that stirs). Picture from: http://www.retroplanet.com/mm5/graphics/00000001/23044.jpg Taken from: www.coe.ilstu.edu/scienceed/activities/popcorn.exe Directions : Directions Add about a spoonful of baking soda to the water Stir until soda dissolves. Let it sit for a minute and the water will become clear again. Add popcorn kernels to the water/soda mixture. You will need enough to cover the bottom of the container. SLOWLY add some vinegar to the container. WARNING: Do not add all the vinegar at once. Add slowly. Observe the system Direction (cont.) : Direction (cont.) Look down at the mixture. Focus on one or two kernels. What do you notice about the bubbles and the kernels? Explaining the Dancing Popcorn : Explaining the Dancing Popcorn Explain the dancing popcorn. Why are they rising and falling. Read the sources below for some help. They explain dancing raisins. http://www.stevespanglerscience.com/experiment/dancing-raisins-the-bubble-lifter http://scifun.chem.wisc.edu/HomeExpts/dancingraisins.htm Post your explanation. Testing your understanding : Testing your understanding Using only the clay given to you by your teacher, float as many pennies as you can. Show your teacher your best effort. Your Challenge Prizes Now: The Big Test : Now: The Big Test Make a golf ball float without altering the golf ball. You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.
Inquiring_Into_Floating[1] sbboesd Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 33 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: September 01, 2009 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... Premium member Presentation Transcript Inquiring Into Floating : Inquiring Into Floating The Cola Aquarium : The Cola Aquarium Observe the “cola aquarium” your teacher has set up. Feel free to explore it, just leave it as you found it. Explain what you see and why. Post your explanation. Picture from: http://tanny.ica.com/ICA/TKO/tkoblog.nsf/dx/P6240129.jpg/$file/P6240129.jpg Aluminum Foil : Aluminum Foil Does Al Foil sink or float? Can you make it do both? Show your teacher when you have. Picture from: http://3.bp.blogspot.com/_2akk5ZjttM4/SeU-JPhTKnI/AAAAAAAAAjg/5JKfGFhOp64/s400/aluminum_foil.jpg Dancing Popcorn : Dancing Popcorn Materials: Vinegar Baking Soda Popcorn A clear container half filled with water A stirring rod (or something that stirs). Picture from: http://www.retroplanet.com/mm5/graphics/00000001/23044.jpg Taken from: www.coe.ilstu.edu/scienceed/activities/popcorn.exe Directions : Directions Add about a spoonful of baking soda to the water Stir until soda dissolves. Let it sit for a minute and the water will become clear again. Add popcorn kernels to the water/soda mixture. You will need enough to cover the bottom of the container. SLOWLY add some vinegar to the container. WARNING: Do not add all the vinegar at once. Add slowly. Observe the system Direction (cont.) : Direction (cont.) Look down at the mixture. Focus on one or two kernels. What do you notice about the bubbles and the kernels? Explaining the Dancing Popcorn : Explaining the Dancing Popcorn Explain the dancing popcorn. Why are they rising and falling. Read the sources below for some help. They explain dancing raisins. http://www.stevespanglerscience.com/experiment/dancing-raisins-the-bubble-lifter http://scifun.chem.wisc.edu/HomeExpts/dancingraisins.htm Post your explanation. Testing your understanding : Testing your understanding Using only the clay given to you by your teacher, float as many pennies as you can. Show your teacher your best effort. Your Challenge Prizes Now: The Big Test : Now: The Big Test Make a golf ball float without altering the golf ball.