Temperature and Heat

Question 1

Which best describes the difference between internal and thermal energy?

Revolt · Accepted Answer

C: Internal energy is the total potential and kinetic energies in a substance, and thermal energy is the part of internal energy that can be transferred to another substance.

Question 2

What is the difference between thermal energy and heat?

Revolt · Accepted Answer

Heat is thermal energy that flows from a warmer substance to a cooler substance. Thermal energy is the part of internal energy that can be transferred.

Question 3

List these drinks in order of kinetic energy, starting with the drink whose particles have the highest kinetic energy.

Revolt · Accepted Answer

B: hot chocolate, juice, milk, water

Question 4

Question 4

Revolt · Accepted Answer

49911,49912,49913,49915

Question 5

Question 5

Revolt · Accepted Answer

315260,229033

Question 6

Question 6

Revolt · Accepted Answer

166002

Question 7

Question 7

Revolt · Accepted Answer

96844

Question 8

Zoe has 25 grams of water (c = 4.186 ) at 10°C, which she mixes with 12 grams of water at 30°C. Assume that no heat is lost to the surroundings.What is the final temperature of the two liquids? The answer is expressed to the nearest whole number.

Revolt · Accepted Answer

D: 16°C

Question 9

Which did you include in your response? Check all that apply.

Revolt · Accepted Answer

A: Thermal energy is the part of internal energy that can be transferred from one substance to another.; B: Heat is thermal energy that flows from a warmer substance to a cooler substance.

Temperature and Heat Answers

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