Properties of Matter Answer Key



Properties of Matter Answer Key

DIRECTIONS: Use this answer key to check your answers to the Properties of Matter Study Guide

1. inertia

2. meniscus

3. volume

4. mass, gram

5. gravity, weight, Newton

6. matter

7. physical property

8. chemical property

9. physical property

10. chemical property

11. physical change

12. chemical change

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1. C

2. P

3. P

4. C

5. P

6. P

7. C

8. P

9. P

10. C

11. C

1. P

2. P

3. P

4. C

5. C

6. C

7. P

8. C

9. C

10. P

11. P

12. C

*All of the following are Physical Properties*

Density: The amount of MATTER in a given space.

State: The form a substance is in… SOLID, LIQUID, or GAS

Thermal Conductivity: The ability to pass HEAT from one object to the next.

Malleability: The ability to be POUNDED into a thin SHEET.

Ductility: The ability to be formed into a WIRE.

Solubility: The ability to DISSOLVE in another substance

1. It is less dense than water.

2. It is more dense than water.

3. A physical change does NOT form a new substance

4. A chemical change DOES form a new substance

Physical Changes:

1. Freezing, melting

2. sanding wood

3. cutting paper/getting a hair cut

4. crushing an aluminum can

5. bending a paper clip

6. mixing oil and vinegar

7. dissolving sugar in water

Chemical Changes:

1. effervescent tablets in water

2. soured milk

3. baking a cake

4. copper’s reaction with water and carbon dioxide (why the Statue of Liberty turns green)

Clues to Chemical Change

1. color change

2. fizzing

3. foaming bubbling

4. heat

5. sound, light, or odor are produced

Density = 1.6 g/cm3

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