Geodes are formed in empty spaces inside rocks. Fluids containing minerals make their way into a rock’s cavity and crystals begin to grow. From the outside they look like an ordinary rock, although th ...
Hard water refers to the presence of dissolved ions, mainly of calcium Ca2+ and magnesium Mg2+ which are acquired through contact with rocks such as limestone and dolomite which contain calcium and ma ...
Conservation is a relatively new concept in human history that came about as humans began to realize the effects our population growth and industrial development had on the natural world around them. ...
Our collective fascination with hair is focused mainly on hair growth, hair types and hair care. Hair is important to us, as evidenced by the millions of hair care products on the market. In this proj ...
On the information level, this experiment serves to acquaint students with h basic and useful information on memory. Students conduct research on memory, short term and long term memory. Since their s ...
As a living creature, your body responds to things in your environment.Your body may become tense when you encounter a difficult situation.You may tremble when you experience something frightful.Your ...
Water is essential for all living things, including plants. Vegetation relies on water in the ground surrounding its roots.After you’ve watered a wilted plant, you’ve probably noticed how the plant’s ...
Some people are said to talk too fast. Have you or have you heard some people speak rapidly during a presentation? Or do they just speak very fast in daily life as well? Find the fastest average speed ...
This project explores making music using glasses of water.It is an educational content by education.com.By clicking on the title of this resource, you will be redirected to the content. If you want to ...
First of all, what is a hygrometer and why would you want to make one?A hygrometer is a tool used by meteorologists(scientists who study the weather) to measure how much moisture is in the air.You mig ...