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# Didactalia: material educativo > Science Fair - Education

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Hipervinculo Física

## Which Batteries Last Longest?

Batteries make our lives portable. In other words, we can take things such as mp3 players, cell phones, digital cameras, and game consoles around to anywhere in the world. There are many kinds of batt ...

Hipervinculo Física

This project will look at how fabrics block UV radiation by examining how fabric thickness, tightness of weave, weight, type of fiber, and color influence the transmission of UV radiation. The goal is ...

Hipervinculo Física

## How do Concave and Convex Objects Refract Light Di...

This simple experiment will teach kids about convex/concave objects and how they reflect light. They will also learn the difference between concave and convex.It is an educational content by education ...

Hipervinculo Física

## Making Pictures With Dots

Determine how dots are used to make pictures.It is an educational content by education.com.By clicking on the title of this resource, you will be redirected to the content. If you want to download the ...

Hipervinculo Física

## Washing Detergent & Hydrophobic Soil

This project evaluates the ability of a biodegradeable dish detergent to increase the penetration of water in hydrophobic soils.The goal is to have the student formulate and test a hypothesis about th ...

Hipervinculo Física

## Heat Traveling Through Solids

All are made up of atoms or molecules that are in constant motion. As a material is heated, the atomic or molecular vibrations become larger and the temperature increases. When sufficient heat is abs ...

Hipervinculo Física

## Cool It!

This project will acquaint students with basic knowledge on conditions which determine the cooling and melting processes of water.It is an educational content by education.com.By clicking on the title ...

Hipervinculo Física

## The Leidenfrost Effect: Making Water Dance on the ...

You know water boils at 100º C (212º F). But did you know that you can make water dance too? You can! It’s called the Leidenfrost Effect. By adding a water droplet to a pan of boiling water, you can s ...

Hipervinculo Física

## Examining Mass And Density Of Popped And Unpopped ...

Mass is the amount of matter in an object. Oftentimes you can find the mass of any object using a pan balance and can be measured in grams or kilograms. Density is the amount of mass a substance has i ...

Hipervinculo Física

## Do High-Wattage Microwaves Cook Faster?

Today, nearly all households own a microwave. They provide ease in cooking as speeds are usually really fast and it is convenient to just pop food inside such a small appliance and have it come out re ...

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