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Didactalia: material educativo > 10-12 anos

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Does Dry Ice Cool Faster than Wet Ice?

In this experiment, students will find out whether dry ice will cool a beverage faster than wet ice.It is an educational content by education.com.By clicking on the title of this resource, you will be ...

Greenhouse Effect

Over the past few centuries, people have been burning more amounts of fuels such as wood, coal, oil, natural gas and gasoline. The gases formed by the burning, such as carbon dioxide, are building up ...

Acid Rain: Should We Be Concerned?

In this experiment we will be examining oxidation and acid rain. We will establish the effects of pH on corrosion of different metals and assess the acidity of our local rainwater.It is an educational ...

Does Environmentally Friendly = Effective?

The objective of this project is to compare the effectiveness of environmentally friendly cleaning products to commercial cleaning products using qualitative and quantitative analysis. The goal is to ...

Bloomin' Algae!

This project models a real world scenario and ecological issue: eutrophication, which results in bodies of water that are depleted of oxygen and are in a sense “dead”. The goal of the project is that ...

Foggy Fun

The goal of this project is to create radiation fog to see how it forms and how environmental elements affect it. Studying fog in a bottle provides opportunities to test hypotheses such as whether lig ...

Build a Rainforest Terrarium

The 'Build a Rain forest' Project is a group activity in which students can apply their knowledge of greenhouse effects and the rain forest climate to a small terrarium. Students will create a small ' ...

What Colors are Birds Attracted to?

Everyone knows that hummingbirds seem to prefer red. The goal of this experiment is to determine if this true for hummingbirds, as well as for other birds. Students will learn about the differences in ...

Effect of Temperature and Salinity on Surface Tension of Water

Surface tension is a property of liquids. Liquids have a limited ability – called surface tension - to resist an external force. For example, when a liquid forms a lens-shaped meniscus in a gradeuated ...

Exploring Where to Build in Earthquake Country: A Study of Liquefaction in Sand, Rock, and Soil

The goal of this experiment is to explore how building on different types of soil affects the relative stability of buildings in an earthquake. Students will build a shake table upon which a basin hol ...

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