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Recursos educativos > Keren Perles

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How Heavy is a Bubble?

This science project examines the relationship between the size of a bubble and how quickly it falls.It is an educational content by clicking on the title of this resource, you will b ...

Testing the Ozone

This science project compares the amount of ozone in various locations.It is an educational content by clicking on the title of this resource, you will be redirected to the content. I ...

Identify Trace Fossils

How can scientists figure out what a dinosaur’s footprints looked like? When a dinosaur walked near a stream, it may have left footprints imprinted in the earth. If the stream the footprints flooded, ...

Bad Vibrations: How Do Webs Help Spiders Get Prey?

Spiders react to a vibration in their web by approaching the area to see whether a prey has been caught. This science project tests whether the frequency with which the object hits the web affects how ...

Homemade Psychrometer

When you walk outside on a humid summer day, you can practically feel the moisture hanging in the air. But how can you measure humidity? Believe it or not, you can make your own instrument, called a p ...

Antacid Potentcy

Hipervinculo Química

Antacid Potentcy

When an acid and a base combine, the base neutralizes the acid in a chemical reaction. This is how antacids work as well. This project will test which antacids are most potent in neutralizing lemon ju ...

How Much Oxygen is in the Air?

The air is made up of about 21 percent oxygen. This science projects allows you to find this percentage for yourself through examining a chemical reaction between oxygen and rust.It is an educational ...

Blow Bigger Bubbles

Many components affect how big a bubble you can blow. This project tests the effects of diluted soap on the size of the bubble.It is an educational content by clicking on the title of ...

Soapy Surface Tension

Surface tension causes the molecules at the surface of a liquid (such as water) to cling together. This project examines the effects of soap on the surface tension of water.It is an educational conten ...

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