3. Which of these is a pure substance? A. bread ter B. table salt C. garden soil D. sea wa- 4. What is the simplest form that cannot be broken down to anything sim- pler? A. element B. solution C. compound D. colloids 5. Which of the following is a homogeneous mixture? A. oil and water C. halo-halo B. sand and water D. air 6. This type of mixture contains two or more substances that are visibly distinguishable. A. homogeneous C. solution B. heterogeneous D. suspension 7. A substance which consists of two or more elements which have been combined chemically is called A. element B. compound C. mixture atom D. 8. Select the term that describes the smallest particle of a compound that can exist and still retain the characteristic chemical properties of a sub- stance. A. molecule B. atom C. electron D. nucleus 9. Which of the following is a way in which elements and compounds are similar? A. Elements and compounds are both pure substances. B. Elements and compounds are both listed on the periodic table. C. Elements and compounds are both made up of different kinds of at- oms. D. Elements and compounds can both be broken down by physical changes. 10. If Jo wants to get the iron filings out of some sand, what could she use to separate these two solids? A. magnet B. evaporation C. decanting D. filter pa- per​

Answers 2

Answer:

1 d 2c 3a 4a 5b 6c 7d 8a 9d 10c

Explanation:

Sana makatulong

Answer:

3. A

4. A

5. D

6. B

7. B

8. B

9. A

10. A

Explanation:

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