| Term | Definition |
|---|
| a measure of the amount of matter in an object | mass |
| measures mass | triple beam balance |
| mass is often measured in ______ | gram |
| a measure of how much space a sample of matter takes up | volume |
| anything that has mass and takes up space | matter |
| the ____ of an object is a measure of the force of gravity between earth and the object | weight |
| an object's ______ is a measure of the amount of matter in the object compared to known masses | mass |
| scientist use a quantity called the _______ to measure force | newton |
| an objects weight depends on its ______ in the universe | location |
| the _______ of an object tells us how massive something is for its size | density |
| as long as conditions such as ______ do not change, the density of a substance does not change | temperature |
| each _____ has its own density | item |
| a measure of how tightly packed matter is | density |
| as more matter gets packed into the same amount of space, the materials density_____ | increase |
| air is much less dense than water so a beachball_____ | floats |
| an objects ability to float | bouyancy |
| objects have enough bouyancyto float when they are less ____ than the liquid in which they are placed | dense |
| when materials ______ energy well, they allow energy to flow through them easily | conduct |
| when materials_______ against the passage of energy, they do not readily permit energy to flow | insulate |
| metals like copper are good ______ of electricity | conductors |
| has north and south poles | magnet |
| opposite poles ________ one another | attract |
| engineers and scientist use _____ of matter when they design and build things | properties |
| materials with very low density and relatively great strenght, called _____ are very good insulators against heat | aerogels |
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