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How do medical researchers study the effect certain drugs have on the human body? They make sure to conduct what’s called a blind study. A blind study is one where the people being tested have no idea ...
Hipervinculo Biología
The human body is full of nerve endings. Some parts of the body have fewer nerve endings than other parts making them less sensitive to touch. Arms for example are one of the body parts with fewer ner ...
Hipervinculo Biología
In this investigation, a taste test is tried without the sense of smell.It is an educational content by education.com.By clicking on the title of this resource, you will be redirected to the content. ...
Hipervinculo Biología
Explore the different parts of the human ear. To model how the human ear reacts to sound waves.It is an educational content by education.com.By clicking on the title of this resource, you will be redi ...
Hipervinculo Matemáticas
Find out whether the outcome of a coin flip can be influenced by the person flipping the coin.The purpose of this experiment is to determine first the probability of a coin landing heads or tails and ...
Hipervinculo Matemáticas
What? Where? If you can tell when someone’s sneaking up on you, your ears might have a good sound localization ability, meaning they're great at judging sound direction. How well do people sense the d ...
Hipervinculo Matemáticas
A common misconception is that explorers like Columbus sailed to sea to prove that the earth is not flat. It has been known for thousands of years that not only is the earth NOT flat, but its circumfe ...
Hipervinculo Física
It’s fascinating to watch how the moon changes over a month.For a couple days, it is a full bright circle. Then, it begins to shrink, until only a tiny crescent remains.Then, it disappears all togethe ...
Hipervinculo Física
You may have heard about how the Moon generates the tides. You may even know that high spring tides occur during a full or new Moon, and that low neap tides occur during a quarter Moon (when the Moon ...
Hipervinculo Física
Have you ever seen the man in the moon?Or maybe the rabbit? People have been staring at the moon for thousands of years. Back in 1610, using the newly invented telescope, Galilei Galileo described man ...
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