Physical and Chemical Changes Crossword Puzzle

QUESTIONS LIST:

• compound : a chemical combination of matter results in the formation of a _ .
• chemical : the creation of a compound is a _ change.
• medium : colloids have _ -sized particles.
• dissolve : a general example of a physical change involving sugar and water.
• atom : these small units make up all forms of matter including living and non living things.
• suspension : a snow globe is a
• solution : the only true type of homogeneous mixture.
• state : melting ice is an example of a physical change that is generally known as a change in _ .
• mass : the number at the bottom of a symbol representing an element is known as atomic _ .
• spoiled : toasted bread or _ milk are considered chemical changes.
• heterogeneous : a mixture that does not look or taste the same throughout.
• elements : these are the purest forms of matter.
• reversible : physical changes are usually _ so you can get back what you physically combined together.
• oh : an equation showing a physical change would be cooh + oh = cooh + _ .