20 Questions
What are characteristics that distinguish one substance from another called?
Physical properties
Which of the following is NOT an example of a physical property?
Ability to rust
When sugar dissolves in coffee, what type of change is occurring?
Physical change
Which is an example of a physical change?
Melting of ice
What type of change is observed when steam condenses into liquid water?
Physical change
Which property allows us to observe density without changing the physical state of matter?
Color
Which property can only be observed as matter undergoes a physical change?
Melting temperature of iron
What represents a chemical property according to the text?
The ability to change from one type of matter into another
Which process involves grinding solids into powders?
Physical change
What happens when wax melts?
Physical change occurs
Which of the following is an example of a chemical property?
Flammability
Why is rust forming on iron considered a chemical change?
Because rust is a different type of matter from iron.
Which property is an example of an intensive property?
Temperature
What information does the yellow diamond on the NFPA 704 Hazard Identification System represent?
Reactivity hazards
What differentiates metals, nonmetals, and metalloids based on their properties?
Conductivity
Why is the explosion of nitroglycerin considered a chemical change?
Because it produces gases that are different matter types.
'The periodic table places elements with similar properties close together' - What is the main purpose of this arrangement?
To group elements with similar physical properties
'Elements that conduct heat and electricity well are classified as?'
'Metals'
'Why is temperature considered an intensive property?'
'Because it stays constant regardless of the quantity of the substance.'
'What makes neon pose almost no hazard?'
'Its low reactivity'
Test your knowledge on the physical and chemical properties of matter. Learn about characteristics that distinguish substances from one another such as density, color, hardness, melting points, and more.
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