Details Title: 1st 6 Weeks Description: 8th Science Total Flash Cards: 30 Created: 08/23/2005 21:29:35		New Users: To study from this flashcard set, or to create your own your own study flash cards, REGISTER HERE. Existing Users: CLICK HERE. Additional Science Flashcards
Cards in this set: Term Graduated Cylinder Definition tool used to measure the volume of a substance Term triple beam balance Definition tool used to measure the mass of an object Term spring scale Definition tool used to measure the weight of an object Term weight Definition force exerted by an object due to gravity Term Newton Definition metric unit for weight Term qualitative observation Definition observation based on an individual's senses Term quantitative observation Definition observation based on numerical values or measurements Term independent variable Definition the variable that is manipulated in an experiment Term dependent variable Definition the variable that responds to the manipulation of another Term matter Definition anything that has mass and takes up space Term mass Definition the amount of matter in an object Term volume Definition the space an object takes up Term water dispacement Definition method used to determine the volume of an irregular solid Term density Definition physical property that describes the amount of matter in a given space Term crust Definition the outermost and thinnest layer of the earth Term mantle Definition lies directly below the earth's crust Term Moho Definition separates the crust from the mantle Term lithosphere Definition composed of the crust and upper mantle Term convection Definition the circular flow of fluids caused by changes in density Term inner core Definition most dense layer of the earth's interior Term outer core Definition the liquid layer of the earht's interior Term Primary Waves Definition the fastest moving seismic wave, often reffered to a push pull waves Term Secondary Waves Definition cause rock particles to move from side to side, and are unable to travel through liquids Term Surface waves Definition most destructive type of seismic waves. Term Focus Definition the point inside the earth's interior where a fault originates Term Epicenter Definition location on the earth's surface directly above the focus where the most destruction occurs Term Continental Drift Definition theory proposed by Alfred Wegener Term Compression Definition force that pushes two plates together Term Shearing Definition force that pushes to lithospheric plates past each other Term Tension Definition Force that causes lithospheric plates to move apart.