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- 1. Multiple Choice
___________ are the smallest unit of an element that maintains the properties of that element.
Atoms
Elements
Compounds
Mixtures
- 2. Multiple Choice
An _______________ is made up of one or more of the same kind of atom chemically combined.
atom
element
molecule
compound
- 3. Multiple Choice
A _____________ contains a variety of elements and compounds that are not chemically combined with each other.
compound
element
molecule
mixture
- 4. Multiple Choice
A __________________ is a substance that has definite physical and chemical properties such as appearance, melting point, and reactivity.
mixture
pure substance
compound
element
- 5. Multiple Choice
A ______________ mixture is one that does not have a uniform composition.
heterogeneous
homogenous
pure substance
- 6. Multiple Choice
A _________________ mixture is one where the substances are evenly spread throughout.
heterogeneous
homogeneous
pure substance
- 7. Multiple Choice
_______________ are mixtures in which its particles are too big to stay mixed without being stirred or shaken.
Solutions
Colloids
Suspensions
- 8. Multiple Choice
A type of mixture that falls in between suspensions and solutions are called ______________.
solutions
colloids
suspensions
pure substances
- 9. Multiple Choice
A snow globe would be an example of a __________________.
colloid
solution
suspension
- 10. Multiple Choice
Milk and gelatin are examples of __________________.
suspensions
colloids
solutions
- 11. Multiple Choice
Tea and air are examples of ________________.
solutions
suspensions
colloids
- 12. Multiple Choice
Fruit Loops, pizza, and Skittles are examples of ____________________ mixtures.
heterogeneous
homogeneous
pure
- 13. Multiple Choice
Coffee, mouthwash, and vinegar are examples of __________________ mixtures.
heterogeneous
homogeneous
pure
- 14. Multiple Choice
Which of these is an element?
Salt (NaCl)
Water (H20)
Oxygen (O)
Carbon Dioxide (CO2)
- 15. Multiple Choice
Which of these is a compound?
Aluminium (Al)
Carbon Dioxide (CO2)
Nitrogen (N)
Sand
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