Wiggly Gelatin Treats! | The Science of Food! | SciShow Kids

SciShow Kids
12 May 202205:54
EducationalLearning
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TLDRIn this delightful and educational video, viewers join in a fun cooking experiment with a unique dessert: gelatin. The video explores the properties of gelatin, which behaves like both a solid and a liquid, demonstrating its wobbly and squishy nature. The host and Squeaks, a companion character, engage in a conversational exploration, mixing gelatin powder with boiling water and observing its transformation as it cools into a jiggly dessert. The script cleverly explains the concept of a colloid, a substance that has properties between a solid and a liquid, using gelatin as an example. The video concludes with a call to action, inviting viewers to subscribe for more educational and entertaining content.

Takeaways
  • 🍽️ The video starts with a dinner setting and a discussion about dessert preferences, highlighting gelatin as a favorite.
  • 🍮 Gelatin's unique properties are explored, such as its wobbliness and squishiness, which are likened to both solids and liquids.
  • 🧪 An experiment is proposed to test gelatin's consistency by attempting to squish it through a colander, which is typically used to drain pasta.
  • 🕊️ Squeaks, a character in the script, wonders if gelatin is a solid or a liquid, leading to a discussion about its properties and behavior.
  • 🔍 The script delves into the process of making gelatin by dissolving gelatin powder in boiling water and then cooling it to form a jiggly substance.
  • 🔥 Safety is emphasized when handling boiling water, with the character taking the lead to mix the gelatin powder to prevent burns.
  • 🎨 The process of dissolving the gelatin powder is likened to making rock candy, where a powder dissolves in a liquid to create a new substance.
  • 🧊 The transformation of the mixture from a liquid to a solid-like substance is demonstrated by cooling it in the fridge for several hours.
  • 🔬 Gelatin is described as a colloid, a substance that has properties between a solid and a liquid, which explains its bouncy and squishy nature.
  • 🤔 The script encourages viewers to think about other materials that share similar properties with gelatin, such as oobleck and slime.
  • 📺 The video concludes with an invitation to subscribe for more educational and fun content, featuring the characters and their adventures.
Q & A
  • What does the host suggest doing before having dessert?

    -The host suggests doing a little experiment with gelatin before having dessert.

  • What materials do they use for the gelatin experiment?

    -They use gelatin, a spoon, and a colander for the experiment.

  • What does the host use a colander for normally?

    -The host normally uses a colander to drain water when cooking pasta.

  • What question does Squeaks ask about gelatin?

    -Squeaks asks if gelatin is a solid or a liquid.

  • How does the host describe gelatin in terms of its physical state?

    -The host describes gelatin as being between a solid and a liquid, calling it a colloid.

  • What process do they follow to make gelatin?

    -They mix gelatin powder with boiling hot water, stir until it's dissolved, pour the mixture into a pan, and let it cool in the fridge.

  • What happens to the gelatin powder when mixed with hot water?

    -The gelatin powder dissolves in the hot water, creating a new mixture that turns the water red.

  • Why does the host mention being careful with boiling water?

    -The host mentions being careful with boiling water to avoid burns.

  • What is the significance of cooling the gelatin mixture in the fridge?

    -Cooling the gelatin mixture in the fridge allows it to set into its wobbly, squishy form.

  • What example does the host give of another substance that acts like both a solid and a liquid?

    -The host gives examples of oobleck and slime as substances that act like both a solid and a liquid.

Outlines
00:00
🍮 Exploring Gelatin's Unique Properties

In this paragraph, the host and Squeaks, presumably a companion character, enjoy a meal together and decide to experiment with gelatin as a dessert. They discuss gelatin's wobbly and squishy nature and hypothesize about its state of matter. They perform a simple experiment using a colander to see if the gelatin can be squeezed through its holes, comparing its properties to both solids and liquids. The paragraph ends with the idea that making gelatin from scratch might help them understand its unique characteristics better.

05:03
🔬 Making and Understanding Gelatin

The second paragraph delves into the process of making gelatin from powder. The host explains that the gelatin powder, which is a solid, is mixed with boiling water and stirred until it dissolves, creating a new mixture. The color change from clear to red signifies the dissolution of the powder. The mixture is then cooled in the fridge to form the wiggly, squishy gelatin. The host and Squeaks discuss the transformation from solid to liquid and back to a substance with properties of both. They introduce the term 'colloid' to describe gelatin's intermediate state and compare it to other materials like oobleck and slime. The paragraph concludes with an invitation to subscribe for more educational content.

Mindmap
Keywords
💡Gelatin
Gelatin is a substance derived from collagen, which is found in animal bones and connective tissues. It is commonly used as a gelling agent in food to create desserts like jellies and puddings. In the video, gelatin is explored for its unique properties as it behaves both as a solid and a liquid, which is central to the theme of the video. For example, the characters discuss gelatin's wobbly and squishy nature and its ability to be both sliced and pushed through a colander.
💡Dessert
Dessert refers to a sweet course that concludes a meal. In the context of the video, the dessert in question is gelatin, which is one of the characters' favorite desserts. The script uses the idea of dessert to introduce the concept of gelatin and to engage the audience in a fun and relatable way, such as when the characters decide to conduct an experiment with gelatin after dinner.
💡Colloid
A colloid is a mixture in which one substance of microscopically dispersed insoluble particles is suspended throughout another substance. Gelatin is described as a colloid in the video because it traps tiny pieces of water, giving it properties of both a solid and a liquid. This concept is crucial to understanding the video's exploration of states of matter and the unique characteristics of gelatin.
💡Experiment
An experiment is a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact. In the script, the characters conduct an experiment to see if gelatin can be pushed through a colander, which helps them explore the properties of gelatin and its state of matter. The experiment is a key part of the video's educational content, showing viewers how to learn through hands-on activities.
💡Colinear
The term 'colineal' is not explicitly mentioned in the script, but the concept is demonstrated through the use of a colander. A colander is a kitchen utensil with holes that allows water to drain while retaining solid food. In the video, the colander is used to test the properties of gelatin, showing that it can be pushed through the holes, indicating its semi-liquid state.
💡Solid
A solid is a state of matter characterized by resistance to deformation and change of volume. In the video, the concept of a solid is introduced when discussing the gelatin powder before it is mixed with water. The powder is a solid that, when combined with water and cooled, transforms into a substance with properties between a solid and a liquid.
💡Liquid
A liquid is a state of matter that has a definite volume but not a definite shape, allowing it to take the shape of its container. The script mentions water as an example of a liquid that can flow through a colander. The characters also discuss how water can become a solid (ice) when frozen, contrasting it with the behavior of gelatin.
💡Dissolve
To dissolve means to cause a substance to disappear by mixing it with a solvent, typically a liquid. In the video, the gelatin powder is dissolved in boiling water to create a mixture that will later become gelatin. This process is important for understanding how the solid powder transforms into a liquid-like substance.
💡Mixture
A mixture is a combination of two or more substances in which each substance retains its own chemical identity. The script describes the process of creating a mixture when the gelatin powder is dissolved in water. This mixture, before cooling, is a liquid that will eventually become a colloidal substance, or gelatin.
💡Cooling
Cooling is the process of reducing the temperature of an object or substance. In the context of the video, cooling is the final step in the process of making gelatin. The mixture of dissolved gelatin powder and water is cooled in the fridge, which leads to the formation of the wobbly, squishy gelatin dessert.
💡Oobleck
Oobleck is a type of colloid consisting of cornstarch and water, known for its unique properties where it can act like both a solid and a liquid. The script mentions oobleck as an example of another substance that shares similar properties with gelatin, further emphasizing the theme of substances existing between states of matter.
💡Slime
Slime is a substance that has a sticky, slimy, or gelatinous consistency. It is mentioned in the video as another example of a material that exhibits properties of both a solid and a liquid. This relates to the main theme of the video by providing additional context and examples of substances with similar characteristics to gelatin.
Highlights

Dinner was enjoyed and a sweet dessert was desired.

Gelatin was chosen as a dessert and its properties were discussed.

An experiment with gelatin and a colander was proposed to explore its properties.

Gelatin's ability to be both solid and liquid-like was observed.

The idea that gelatin is somewhere between a solid and a liquid was introduced.

The process of making gelatin from powder was explained.

Mixing gelatin powder with boiling water was demonstrated.

The dissolution of gelatin powder in water was visually observed.

The mixture was allowed to cool and set in the fridge to form gelatin.

The transformation from powder to liquid to wiggly, squishy gelatin was discussed.

Gelatin was described as a colloid, being between a solid and a liquid.

The inability to separate the water from the gelatin powder was noted.

Examples of other materials that act like both a solid and a liquid were given.

The educational value of the experiment and the fun learning experience was highlighted.

An invitation to subscribe for more educational content was extended.

The outro music signified the end of the educational session.

Transcripts
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