Semanticos

Recursos > 10-12 anos

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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 ...

Finding the Fibonacci Sequence in Nature

In mathematics, the Fibonacci numbers form a sequence. You start with 0 and 1, and produce the subsequent numbers in the Fibonacci sequence by adding the two previous numbers. Fibonacci sequences have ...

Dirty Composition

The goal of this experiment is to discover if soil with more organic material absorbs moisture better than soil with less organic material. Gardens that use the right amount of organic material might ...

How Do Generics Measure Up?

In this experiment subjects will be given a blind test to determine the quality of a given product. We will determine how generic products compare to name brand products and the reasons consumers buy ...

Finding Dominant Color Traits in Guppies

Breeding different types of fancy guppies reveals a combination of traits in the offspring, such as their color and appearance. Guppies are great for learning about genetics because they are affordabl ...

Planting By the Moon

This project examines the influence of the phase of the moon on moisture capillarity in garden soil. The goal is to have the student test a hypothesis about seed germination and the phases of the moon ...

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 ...

Forensic Iodine Fuming

Iodine fuming is one of the oldest forensic techniques used to develop latent fingerprints but it is also one of the easiest. Students will learn how to fume iodine crystals that are readily available ...

Comparing Infrared and Air Temperature

Formulate and test a hypothesis about the relationship of infrared and air temperatures throughout the day.It is an educational content by education.com.By clicking on the title of this resource, you ...

Psychophysical Distinctions:  Investigating “Just Noticeable Differences”

A "Just Noticeable Difference," or JND, is the smallest detectable difference between a starting and secondary level of a particular sensory stimulus--in other words, the difference between a one doll ...

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