Toute la communauté

Do you wonder why the weather changes all the time? Would you like to fly an airplane someday? If you answered “yes” to either of these questions, you need to learn how air molecules move!When we feel ...

Soil texture is determined by the relative proportion of sand, silt, clay and small rocks (pebbles) found in a given sample. Sand is gritty to the touch and the individual grains or particles can be s ...

This project aims to tell the story of Earth’s disappearing wildlife, using transparency maps.It is an educational content by education.com.By clicking on the title of this resource, you will be redir ...

Evaporation is the process of water transferring from a liquid to a gas and is the primary method for water to move into the atmosphere during the water cycle. Scientists believe that the earth’s ocea ...

Plants spread their seeds far and wide in the attempt to continue the survival of their species. Many of these seeds share a “hook” design that helps them cling to a passing object and plant themselve ...

Gardeners appreciate the value of compost. Called “gardener’s gold,” it adds valuable nutrients to the soil. Many gardeners make their own compost, but others often fail because they put their food sc ...

The goal of this project is to create radiation fog to see how it forms and how environmental elements affect it. Studying fog in a bottle provides opportunities to test hypotheses such as whether lig ...

Coal is a fossil fuel that is formed from organic . Millions of years ago vegetation that died and piled up in layers slowly, over time formed into peat. After many more years the pressure of sediment ...

You've heard all about oil spills, but can they really be that bad? After all, olive oil is delicious with Italian food and vegetable oil is in almost every yummy baking good from cookies to brownies. ...

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 ...