Unit 5 Vocabulary

characteristic property

• property that can be used to identify unknown substances
• substance in which all the atoms in a sample are alike
• mass per unit of volume of a material
• change of one substance to another substance

Tags

NGSS.MS-PS1-2

chemical change

• change of one substance to another substance
• substance in which all the atoms in a sample are alike
• anything that has both mass and volume
• two or more substances that can be separated by physical means and not chemically combined

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

chemical property

• characteristic of a substance that indicates whether it can undergo a chemical change includes acidity, basicity, combustibility, and reactivity
• a physical property of matter resulting from light being reflected, or absorbed
• amount of space occupied by an object
• change of one substance to another substance

Tags

NGSS.MS-PS1-2

color

• two or more substances that can be separated by physical means and not chemically combined
• a physical property of matter resulting from light being reflected, or absorbed
• ability of a substance to catch fire and burn easily
• any such characteristic of a material that you can observe without changing the substances that make up the matter includes shape, density, solubility, odor, melting point, boiling point, and color

combustibility

• ability of a substance to catch fire and burn easily
• the smallest particle of a compound that retains the properties of the compound
• any such characteristic of a material that you can observe without changing the substances that make up the matter includes shape, density, solubility, odor, melting point, boiling point, and color
• a smell

compound

• two or more substances that can be separated by physical means and not chemically combined
• property that can be used to identify unknown substances
• either an element or compound which cannot be reduced to basic components by physical processes
• a substance made of two or more elements that are chemically combined

Tags

NGSS.MS-PS1-5

density

• mass per unit of volume of a material
• a smell
• a substance made of two or more elements that are chemically combined
• change of one substance to another substance

element

• substance in which all the atoms in a sample are alike
• the form or contour of an object
• any such characteristic of a material that you can observe without changing the substances that make up the matter includes shape, density, solubility, odor, melting point, boiling point, and color
• amount of space occupied by an object

matter

• anything that has both mass and volume
• substance in which all the atoms in a sample are alike
• amount of space occupied by an object
• either an element or compound which cannot be reduced to basic components by physical processes

Tags

NGSS.MS-PS1-5

mixture

• change of one substance to another substance
• the smallest particle of a compound that retains the properties of the compound
• two or more substances that can be separated by physical means and not chemically combined
• substance in which all the atoms in a sample are alike