Everything on Earth is made from different types of matter ,which behave in different ways depending on the conditions.Rock ,for example,can from solid mountains,but at high temperatures it melts and flows as lava.Exploring the way matter changes its from under different conditions of heat or pressure reveals how the Universe works at its most basic level. Understanding how materials behave in different situations shows how they can-and cannot -be used.
Elements
A chemical that is made up of atoms of just one type is known as an element . Although all atoms are made of the same basic parts - protons,neutrons…Read More
Changing States
a substance may not always in the same state of matter.it can change state when it is at different temperatures.For example , a solid can become a l…Read More
Atoms
Atoms are the tiny building blocks that make up everything in the Universe,including ourselves.They are far too small to be seen ,even with the mos…Read More
Molecules
Most atoms do not exist their own,but bond with other atoms-either ones of their own type or of another element-to from molecules.atoms join togethe…Read More
Properties of matter
Different substances have different properties.they might be hard or soft,flexible or rigid,flammable or not.Testing the properties of a particular …Read More
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