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Didactalia: material educativo > 12-14 anos/1º-2º ESO

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Measuring Sugar in Fruit Using a Refractometer

Students will learn about circadian rhythms. Library research will show many biological activities that occur on a 24 hour clock. Experimental research will show the circadian rhythms of exercise in s ...

Tumbling Rocks!

Tumbling is a technique used for smoothing and polishing a rough surface on small particles. Professional rock polishers help jewelers polish stones by imitating the abrasion of rocks in nature. The n ...

Salinity & Water Density

Cold water is denser than warm water. Water with a high salt concentration (salinity) is denser than water that has a lower salt concentration. Warmwater rises above densercolder water, and bodies of ...

How Fast Does a Seismic Wave Travel?

Seismic waves travel through the earth during an earthquake. They occur when stress at a plate or other regions on the earth is released. Waves that travel through the crust are called surface waves. ...

Is It Easier To Memorize Words With Fewer Syllables?

Many people have trouble with memorization.Some use mnemonic devices in order to help them memorize long words.Others may find longer words easier to memorize, since if you remember the first syllable ...

How Important is Letter Arrangement to Reading?

Determine how people recognize words while reading. Test whether the order of letters within a word, provided the first and last letters are unchanged, will affect readers.It is an educational content ...

How Does time Perception Change As You Get Older?

Being a child is like starting a book.In the first five pages of a new book, you are trying to understand what world you have entered, how the characters relate to one another, and what the writing st ...

If One Learns to Write Backwards, Can One Then Read Backwards?

If a person learns to write backwards, is that person now able to read backwards?It is an educational content by education.com.By clicking on the title of this resource, you will be redirected to the ...

Measuring Sugar in Fruit Using a Refractometer

Students will learn how astringent, mealy, hard fruits become sweet, soft, and aromatic. Through research work, they will learn about the ripening process. Through experimental work, they will analyze ...

Which Wheel Works Best? An Exploration Into Skateboarding

Determine if the material and the tensile strength of different types of skateboard wheels significantly affects the friction co-efficient- and therefore the velocity- of a skateboarder.It is an educa ...

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