Podcast
Questions and Answers
What is thermal energy?
What is thermal energy?
- The sound produced by rubbing hands together
- The movement of food molecules during cooking
- The light emitted by a fire
- The movement of an object's molecules and atoms (correct)
How is heat related to thermal energy?
How is heat related to thermal energy?
- Heat and thermal energy are unrelated concepts
- Heat is the absence of thermal energy
- Heat is a form of light energy
- Heat and thermal energy are closely related, often known as 'heat energy' (correct)
Why does a hot pan feel hot when touched?
Why does a hot pan feel hot when touched?
- Because the pan has less thermal energy than the hand
- Because the pan emits light energy
- Because heat moves from a hotter object to a colder one (correct)
- Because the pan contains no thermal energy
What is responsible for almost all cooking, baking, and keeping our bodies warm?
What is responsible for almost all cooking, baking, and keeping our bodies warm?
How is life on Earth made possible through thermal energy?
How is life on Earth made possible through thermal energy?
What mode of thermal energy transfer occurs when two objects are physically touching?
What mode of thermal energy transfer occurs when two objects are physically touching?
Which mode of thermal energy transfer is unique because it only occurs in fluids like water or air?
Which mode of thermal energy transfer is unique because it only occurs in fluids like water or air?
In which mode of thermal energy transfer does energy move through electromagnetic waves?
In which mode of thermal energy transfer does energy move through electromagnetic waves?
Which object gives off electromagnetic radiation due to thermal energy particles traveling through space?
Which object gives off electromagnetic radiation due to thermal energy particles traveling through space?
What category of energy is thermal energy considered to be due to its relationship with motion?
What category of energy is thermal energy considered to be due to its relationship with motion?