Everything around us is made up of matter. Understanding how matter can change properties and how the position of molecules determines the state of matter helps explain everything from energy to why certain substances have chemical reactions when mixed together.
All plants need sun, water, air, and food to grow. Plants are anchored to the ground by their roots, which take in nutrients from the soil. Stems and stalks hold up plants and give them shape, and also hold the plumbing system of the plant. Leaves are the place where food is made for the plant. Many plants make crops for us to eat.
With an emphasis on how important light is to our Earth, this title explains how light effects photosynthesis, how light travels, the different properties of light and how both animals and people depend on it. Whether it's ultraviolet light that help bees pollinate flowers to solar panels that use the Sun's light to heat our homes, it's all addressed in this beautifully illustrated book.
This title teaches students that everything is made of matter, and that physical changes create different forms or states of matter. Gives examples of these different states in easy to understand text and introduces students to the Law of Conservation of Mass.
STEM technology is a very important topic in today's world and this book will allow students to learn more about atoms, molecules, how different temperatures and situations affect them. It also introduces them to the periodic talbe of elements and how even today more elements are being discovered and the periodic table continues to grow
Three quarters of our Earth is blanketed by water. How this water is used, from bathing to irrigating crops is addressed. That water travels in a never-ending pattern called the water cycle. Tips on how to use our most important natural resource
This ever popular subject is explained in detail in this wonderful book. How the Earth is made from rock, the three different types of rock and how they are made and where they can be found. Talks about how fossils are formed from sediment and what role that plays in helping us learn about life long ago. Talks about how these fossilized plants and animals became the fossil fuels that are so important to our present and future life on Earth.