Question | Answer |
Mixture | Two or more types of matter mixed but KEEP properties |
Chemical Change | Change produces NEW matter with different properties |
Element | Substance made up of only one type of matter |
Atom | Smallest particle of an element |
Physical Change | Change that begins and ends with the SAME type of matter |
Compound | Two or more types of matter joined and lose their properties |
Filter | Tool to separate by size |
All chemical changes involve | Energy |
A chemical change's product is called a | Compound |
Crumpling a piece of paper is an example of a
___________ change known as a change in texture | Physical |
Each _________ has a shorthand symbol for it's name. | Element |
Name examples of a mixture: | Kool-aid, salt water, spaghetti and snack mix |
Name some everyday compounds: | Salt, sugar, carbon dioxide, water, and rust |
What are the 5 types of physical changes: | Size, shape, position, texture, and state |
List 2 ways that mixtures can be separated: | Evaporation & filter |
What is the symbol for Nitrogen? | N |
What is the symbol for Carbon? | C |
Pb is the symbol for which element? | Lead |
Ag is the symbol for which element? | Silver |
What is the symbol for Argon? | Ar |
What is the symbol for Oxygen? | O |
He is the symbol for which element? | Helium |
What compound is made when you combine hydrogen, oxygen and carbon? | Sugar |
What compound is made when you combine hydrogen and oxygen? | Water |
What type of change is popcorn popping? | Physical Change |
What type of change is sweat evaporation? | Physical Change |
What type of change is water vapor into clouds? | Physical Change |
What type of change is raking leaves? | Physical Change |
What type of change is cutting cookies? | Physical Change |
What type of change is statues destroyed by acid rain? | Chemical Change |
What type of change is toasting marshmallows? | Chemical Change |
What type of change is making sugar? | Chemical Change |
What type of change is making salt? | Chemical Change |