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### 18 Cards in this Set

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 Matter Anything that has mass and volume volume the amount of space that something occupies or the amount of space something contains What is a meniscus? The curve at a liquid's surface by which you measure the volume of the liquid. Mass the amount of matter that something is made of **It never changes** gravity a force of attraction between objects that is due to their masses weight a measure of the gravitational force exerted on an object, usually by the Earth Newton the SI unit of force What is the SI unit of length? the meter What is the SI unit of weight? gram What is the SI unit for volume? Liter What is the SI unit for temperature? Kelvin, used to measure very cold temperatures What number is the SI system based on? Where was it developed? Benefits? the number 10 France, 1700s Scientists easily share and compare scientific info. What is density and how is it calculated? It is the amount of matter in a given space. equals mass divided by volume. Physical Changes a change that affects the physical properties of something or how it looks. **easy to undo. Chemical Changes a change that occurs when one or more substances change into entirely new things **cannot be reversed by physical means physical properties a property that can be observed without changing the identity of the substance. What do you call the idea that objects in motion want to stay in motion and objects at rest want to stay at rest? Inertia Chemical Properties A property of matter that describes a substance based on its ability to change into a new substance with different properties.