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Section 1 What Is Matter?<br />Chapter 3<br />Matter<br />Matter is anything that has mass and takes up space.<br />Matter can be described in terms of its volume, mass, and weight.<br />
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Section 1 What Is Matter?<br />Chapter 3<br />Matter and Volume<br />The amount of space that an object occupies is known as volume.<br />Volume is a measure of the size of a body or region in three-dimensional space.<br />The liter (L) is the SI unit for volume.<br />
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Section 1 What Is Matter?<br />Chapter 3<br />Matter and Volume, continued<br />The meniscus is the curve at a liquid’s surface. <br />Volume should be measured from the lowest point of the meniscus.<br />
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Section 1 What Is Matter?<br />Chapter 3<br />Matter and Volume, continued<br />Cubic meters (m3) and cubic centimeters (cm3) are the units used for the volume of solid things.<br />To find the volume of regularly shaped objects, use formulas. For example, to find the volume of a cube use Length x Width x Height. <br />
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Section 1 What Is Matter?<br />Chapter 3<br />Matter and Volume, continued<br />The process of pushing water out of the way is called displacement.<br />To find the volume of an irregularly shaped solid object, use water displacement.<br />The volume of water displaced by an object is equal to the object’s volume.<br />
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Section 1 What Is Matter?<br />Chapter 3<br />Matter and Mass<br />Mass is a measure of the amount of matter in an object.<br />The terms mass and weight do not mean the same thing. Weight is a measure of the gravitational force on an object.<br />An object’s weight can change depending on its location in the universe.<br />
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Section 1 What Is Matter?<br />Chapter 3<br />Matter and Mass, continued<br />The SI unit for mass is the kilogram (kg).<br />Weight is expressed in newtons (N).<br />
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