Ever notice that a conventional roller coaster never goes higher than its first hill? Roller coasters always have to end lower than where they started because of a fundamental idea called the conserva ...
Hans Christian Oersted was a Danish scientist who explored the relationship between electric current and magnetism. Current is the flow of electrons, and is how we hardness electricity. Currents creat ...
ObjectiveYoung children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.Research QuestionsCan you identify the four basic tastes: swee ...
Test the concentration of dissolved oxygen in the water, when it has oil and without oil.It is an educational content by education.com.By clicking on the title of this resource, you will be redirected ...
Investigate the density of salt water. Will an egg float in salt water?It is an educational content by education.com.By clicking on the title of this resource, you will be redirected to the content. I ...
When it’s hot outside, people drink more water to make up for all the water they sweat out through perspiration. So what do plants do to make up for the water lost through transpiration? Plants need w ...
On the informational level, the student becomes acquainted with the law of reflection as it pertains to plane mirrors. First, the student experiences how a plane mirror creates an image that is flippe ...
Electromagnetism is a cool (and useful) natural phenomenon. Electric current, which is the flow of electrons, creates its own magnetic field when in a closed loop. In conjunction with other magnets or ...
Water is important for all living things. All living things contain water. Water is stored in cells.Like the human body, the carrot’s cells are filled with water.Water can be removed from living thing ...
Greywater, also spelled gray water, is considered wastewater by most people. However, it’s beginning to be treated and used as fresh water around the world in places dealing with growing populations b ...