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Organization of Matter (Grade 10)

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Organization of Matter

1. 
How can we correctly define all matter in the universe?
  1. As anything with mass, only
  2. As anything that occupies space, only
  3. As anything that contains pure substances, only
  4. As anything with mass that occupies space
 
2. 
Which of the following would you NOT identify as a property of an element like carbon?
  1. It is pure.
  2. It can be decomposed into simpler substances.
  3. It is homogeneous.
  4. They can be combined to form compounds.
3. 
Which of the following serves as the fundamental unit of an element?
  1. homogeneous mixtures
  2. compounds
  3. atoms
  4. heterogeneous mixtures
 
4. 
Which of the following parts make up an atom?
  1. Elements and nucleons
  2. Nucleons and electrons
  3. Compounds and nucleons
  4. Substances and electrons
5. 
Which of the following would NOT represent a property that you would find in a compound like water?
  1. It can be decomposed into simpler substances.
  2. It can be homogeneous.
  3. It can be formed by physically combining two or more elements.
  4. It consists of elements.
 
6. 
Which of the following cannot be classified as a mixture?
  1. Milk
  2. Brass
  3. A solution
  4. Gold
7. 
Which of the following can be broken down chemically via electrolysis?
  1. Air
  2. Ammonia
  3. Saltwater
  4. Helium Gas
 
8. 
Which of the following forms of matter can be classified as being heterogeneous?
  1. Suspensions
  2. Solutions
  3. Compounds
  4. Elements
9. 
The subunits of nucleons are called                   .
 
10. 
Summarize one difference between homogeneous mixtures and heterogeneous mixtures.



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