Science Unit 3 Quiz

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15 Terms

1

Temperature

A measure of the average kinetic energy of the particles in a substance.

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2

Heat (thermal energy)

The transfer from one object to another

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3

Degree Celsius (°C)

A unit of temperature measurement.

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4

Joules (J)

The unit of measurement for heat.

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5

Thermal insulators

Materials that are poor thermal conductors and trap air, preventing energy transfer.

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6

Thermal conductors

Materials that are good at transferring thermal energy, such as metals.

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7

Conduction

The transfer of thermal energy between particles of matter that are touching.

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8

Convection

The transfer of energy as heat by the movement of a liquid or gas.

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9

Convection current

The circular motion of fluid caused by density differences resulting from temperature differences.

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10

Thermal radiation

The transfer of thermal energy by electromagnetic waves.

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11

Absolute temperature

Temperature on a scale where 0 is absolute zero, indicating minimum energy of atoms and molecules.

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12

Kelvin

A unit of absolute temperature measurement.

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13

Rankine

A temperature scale used in thermodynamics, defined as absolute temperature in Fahrenheit.

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14

Boiling point of water in Celsius

100 degrees Celsius.

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15

Freezing point of water in Fahrenheit

32 degrees Fahrenheit.

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