Page 115 - Science Course 2 (Book 1)

Mo4-L2: Key Concept Organizer

Direction: Put a check mark in the column that each type of matter describes.

Substances

Element Compound Mixtures

1. oxygen

2. granite

3. air

4. hydrogen

5. NaCl
6. salad dressing

7. water

8. soil

9. methane

10. carbon
11. blood

12. CO
2
13. sugar

14. pond water

15. helium

Mo4-L2: Key Concept Check

Direction: On the line before each description, write the letter of the term that matches it correctly.
Each term may be used more than once.

1. matter made of two or more atoms
2. blood
3. air A. compound
4. an atom of oxygen B. element

5. granite C. heterogeneous
6. salt water mixture
7. decayed bits of leaves mixed with sand D. solution

8. a concentration of carbon dioxide mixed in air
9. sugar water
10. an atom of boron
11. a metal pipe made of only copper
12. vinegar and oil dressing

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