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Changes

Chemical and Physical changes

QuestionAnswer
______________ does not change matter into a different kind of matter physical change
True or False: A physical change changes more than the physical properties of matter false
Physical changes change ________, __________, _________, _________ of matter only color, size, shape, state
The temperature at which matter changes from a solid to liquid melting point
What are the temperatures for the melting point of water? 0•C and 32•F
The temperature a which matter changes from a liquid to a gas boiling point
What are the temperatures for the boiling point of water? 100•C and 212•F
The temperature a which matter changes from a liquid to a solid freezing point
What are the temperatures for the freezing point of water? 0•C and 32•F
________ must be added to matter for it to melt or boil energy
________ is a change in matter that results in a different type of matter chemical change
True or False: After a chemical change matter will have different properties true
forms slowly when oxygen from the air joins with iron on the object's surface rust
forms slowly when oxygen from the air joins with certain metals tarnishing
when liquid oxygen and liquid hydrogen combine explode/burn
Created by: Wildcatscience