matter - any object that has mass and takes up space, solid - particles packed closely/tightly; retain their shape, liquid - particles are close together and can move around; assumes the shape of its container, gas - particles are well seperated and spread out; fill the space of their container, physical properties - observed using the five senses, chemical properties - observed by testing or experimenting , physical change - the object is still made of the same things even if the physical properties have changed, chemical change - a reactionhas taken place and the materials left are BRAND NEW with new properties, Law of Conservation of Matter (Mass) - states that matter cannot be created or destroyed, During a change in matter, the mass of the beginning substances will... - always be the same as the mass of the substances at the end, beginning mass is... - equal to the end mass, Which is the best example of a physical change?water in a cup turning to ice - water in a cup turning to ice, Which is the best example of a chemical change?wate - a piece of metal rusting, If wet clothes are hung on a clothesline to dry, what happens to the water from the clothes? - The water absorbed heat energy and evaporated., Which is an example of the formation of a new substance? - wood burning,
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Matter Review
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