Term
| What does temperature depend on? |
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Definition
| Kinetic energy of particles |
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Term
| What is all matter made of? |
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Definition
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Term
| 3. T or F : Particles of matter are constantly moving. |
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Definition
| TRUE. Particles are always moving, but they don’t all move at the same speed or same direction |
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Term
4. The more kinetic energy the particles of an object have, the higher the
____________________of the object. |
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Definition
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Term
| 5. What instrument do we use To measure temperature? |
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Definition
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Term
| 6. Thermometers can measure temperature because of what? |
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Definition
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Term
| What are the three temperature scales and which one do we use more often in science? |
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Definition
Fahrenheit
Celsius - used in science more often
Kelvin |
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Term
| 8. What is the lowest temperature on the Kelvin scale? |
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Definition
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Term
| 9. When temperature drops does expansion or contraction occur? |
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Definition
| Because thermal expansion is the increase in volume of a substance, most things expand when heated and contract when temperature drops. |
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Term
| 10. If heat is a transfer of energy, what form of energy is being transferred ? |
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Definition
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Term
| 11. What SI unit do we use to express energy ? |
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Definition
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Term
| 12. Which has more energy, anobject at a high temperature or a low temperature ? |
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Definition
An object at a high temperature.
The particles are moving faster. |
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Term
| 13. What is it called when objects have the same temperature ? |
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Definition
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Term
| 14. What are three types of energy transfer? |
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Definition
Conduction
Convection
Radiation |
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Term
| 15. What type of energy transfer occurs through direct contact? |
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Definition
Convection
Circular motion of gases or liquids |
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Term
| 16. What type of energy transfer occurs through matter or space As electromagnetic WAVES? |
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Definition
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Term
| 17. What do you call substances that conduct thermal energy very well? |
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Definition
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Term
| 18. What do you call substances that DO NOT conduct thermal energy very well? |
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Definition
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Term
| 19. What are the states of matter? |
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Definition
The physical forms in which something can exist.
Solid, liquid, gas |
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Term
| 20. What does change of state mean? |
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Definition
Conversion from one physical forms to another.
Example: solid ice melts and becomes liquid water |
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Term
| 21. What is melting point? |
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Definition
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Term
| 22. What is freezing point? |
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Definition
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Term
| 23. What is boiling point? |
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Definition
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Term
| 24. What is condensation point? |
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Definition
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Term
| What temperature does water boil? |
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Definition
Farenheit: 212 degrees
Celsius: 100 degress |
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Term
| What is the body's normal temperature? |
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Definition
Farenheit: 98.6 degrees
Celsius: 37 degrees |
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Term
| What temperature does water freeze? |
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Definition
Farenheit: 32 degrees
Celsius: 0 degrees |
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Term
| The more kinetic energy an object has, the higher its ___________________. |
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Definition
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Term
| Molecules pass heat by touching = |
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Definition
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Term
| Circular pattern of molecules as they are heated (rise) and are cooled (sink) |
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Definition
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Term
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Definition
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