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spongia    
海绵; 海绵动物

海绵; 海绵动物


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  • Stay-at-home science project: Enlarge gummy bears to . . . - Popular Science
    In one of our trials, extremely salty water actually made a bear shrink! From left to right: A salt-soaked bear, a dry gummy bear, and two bears soaked in water Rachel Feltman
  • What happens to gummy bears in salt water? - Chefs Resource
    When placed in salt water, gummy bears grow in size due to the process of osmosis The higher concentration of solute in the salt water causes the water to move into the gummy bear, resulting in an increase in size
  • Gummy Bear Experiment - The Science of Osmosis - STEAM Powered Family
    When gummy bears are soaked in water the bear will swell and grow in size This is because the water will flow into the gummy bear through its semi-permeable membrane The sugar molecules try to spread and dissolve but they can’t get out of the gelatin so they expand resulting in the gummy bear expanding
  • Grow or Shrink Your Gummy Bears! - Think Blue Marble
    Show your kids the power of diffusion by making their favorite gummy bear candies grow bigger or smaller with this fun experiment! Mark each bowl with a number from 1 to 4 Pour ¼ cup (60 mL) of water into bowls 1, 2 and 3 Add 1 Tablespoon (15mL) of salt to bowl 2, stir until it’s dissolved
  • Gummy Bear Science Project | DIY for Beginners - KiwiCo
    After the bears go into the water (or salt water, or sugar water), do NOT allow your child to eat them Bacteria could start growing in the water as the bears soak, making them unsafe to eat Learn more
  • Why does salt water make gummy bears grow? - ShiftyChevre
    In the case of gummy bears in salt water, the salt water is a higher concentration of solutes (sodium chloride) than the gummy bear itself As a result, water molecules from the surrounding salt water move into the gummy bear through the semipermeable membrane, causing it to swell and grow
  • Growing Gummy Bear Science - Playdough To Plato
    In this candy science experiment, we compared gummy bears left in water to those placed in salt water To get started, we needed to make about a cup of supersaturated salt water solution So, we added salt, a little bit at a time, to a cup of boiling water until no more salt dissolved
  • Growing Gummy Bears - Parenting with Natacha
    How to Make It Ingredients 8 gummy bears; 2 small bowls; ¼ cup of salt; 1 cup of water; Let’s Get Started Invite your child to try a science experiment; You will see what happens when you put a gummy bear in salt water and compare with gummy bears left out of the water; Boil ½ cup of water (be careful with your little ones around boiling
  • Simple Science: Gummy Bears - Evansville Vanderburgh Public Library
    The gummy bears get bigger or smaller after soaking in the liquids because of a process called osmosis Osmosis lets water pass in or out of a cell’s membrane in an attempt to equalize the molecules inside and out
  • Grow a Gummy Bear STEM Challenge - Science Sparks
    You should find that the gummy bear in plain water increases in size, and the gummy bear in salt water either shrinks or stays the same size The biggest gummy bear was the one soaked in plain water and the one at the bottom the control





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