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9 questions
What is shown in this picture?
Atom
Molecule
Ion
Matter is broken up into two main types. What are they?
Pure Substances
Ions
Mixtures
Compounds
All of these molecular models represent what type of matter?
Compound
Mixture
Element
Ion
Why is water considered a compound?
It's made of elements
It is made of elements that are chemically bonded together
It's made of molecules
It's has a mix of many elements
How is a mixture different from a compound?
Compounds are made of elements that have chemically bonded together, mixtures are made of different particles but are not chemically bonded together
Mixtures are made of elements that have chemically bonded together, compounds are made of different particles but are not chemically bonded together
Chemicals are made of atoms, mixtures are made of molecules
Mixtures are made of atoms, compounds are made of molecules
This is an example of what type of mixture?
Heterogenous
Homogenous
Salt and water combining is an example of a ___________ change.
chemical
physical
ionic
When hydrogen and oxygen combine to form water a ____________ change occurs.
chemical
physical
ionic
Which of the things listed below is NOT an example of matter?
Air
Table
Juice
Sunlight
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