6th Grade Unit 2 Vocabulary Quiz

What is the definition of conductivity?

• Ability of a substance to transfer heat or electrical energy

• Ability of a substance to absorb light

• Ability of a substance to reflect sound

• Ability of a substance to dissolve in water

Tags

NGSS.MS-PS3-3

What does the term "ductility" refer to?

• Ability to conduct electricity

• Ability to be made into wires

• Ability to resist corrosion

• Ability to float on water

What is an element?

• A mixture of different substances

• A pure substance composed of the same type of atom throughout

• A compound made of different elements

• A solution of various chemicals

What does the term "luster" refer to?

• A rough surface texture

• A gentle shining light that is reflected from a surface

• A loud noise

• A type of fabric

What is malleability?

• A chemical property of an object allowing it to dissolve in water

• A physical property of an object allowing it to be reshaped without bending or cracking

• A property of an object that makes it magnetic

• A property of an object that allows it to conduct electricity

What is a chemical change?

• A change that can be undone by physical means

• The formation of a new substance with different properties

• A change that does not alter the substance

• A temporary change in appearance

Tags

NGSS.MS-PS1-2

What is a precipitate?

• A liquid substance from a solid solution

• A gas formed from a liquid solution

• A solid substance from a liquid solution

• A liquid formed from a gas solution

What is an endothermic reaction?

• A reaction in which heat is absorbed

• A reaction in which heat is released

• A reaction that produces light

• A reaction that produces sound

Tags

NGSS.MS-PS1-4

What is an exothermic reaction?

• A reaction in which heat is absorbed

• A reaction in which heat is released or given off

• A reaction that does not involve heat

• A reaction that requires light

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What does a chemical formula represent?

• The taste of a compound

• The color of a compound

• The representation of a compound using symbols and subscripts

• The smell of a compound