Lab: Thermal Energy Transfer — Unit test

Question 1

Which indicates that thermal energy is no longer being transferred from boiling water to a mug?

Revolt · Accepted Answer

The water and the mug are the same temperature.

Question 2

At which temperature does water have particles with a greater average kinetic energy than water with a temperature of 30°C?

Revolt · Accepted Answer

95°F

Question 3

Jin listed some common thermal insulators and conductors in a chart.Which belongs in the area marked with an X?

Revolt · Accepted Answer

iron

Question 4

Which condition must be met for conduction to occur?

Revolt · Accepted Answer

particles must be in contact

Question 5

Which of these prevents conduction from occurring?

Question 6

Which occurs when a warm fluid cools down?

Revolt · Accepted Answer

Energy is released to the environment.

Question 7

Which of these prevents conduction from occurring?

Revolt · Accepted Answer

equal temperatures

Question 8

Which shows the temperatures of three substances, in order, from greatest to least?

Revolt · Accepted Answer

water vapor, water, ice

Question 9

At the coast on a summer day, the land is hotter than the ocean. Warm air over the land rises and is replaced by cooler air, causing a sea breeze. At night, the land cools quickly and the ocean is now warmer than the land. What will happen next?

Revolt · Accepted Answer

The convection current will reverse direction, reversing the winds.

Question 10

Which is equal to a temperature of 20°C?

Revolt · Accepted Answer

68°F

Lab: Thermal Energy Transfer — Unit test Answers

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