Podcast
Questions and Answers
According to the first law of thermodynamics, what can be said about the energy of the universe?
According to the first law of thermodynamics, what can be said about the energy of the universe?
- It can only be transformed, not transferred
- It can be created or destroyed
- It decreases over time
- It remains constant and cannot be created or destroyed (correct)
In an open system, what can be transferred between the system and its surroundings?
In an open system, what can be transferred between the system and its surroundings?
- Only energy
- Both energy and matter (correct)
- Neither energy nor matter
- Only matter
What does the second law of thermodynamics state about every energy transfer or transformation?
What does the second law of thermodynamics state about every energy transfer or transformation?
- Heat is always converted to chemical energy
- Entropy decreases in the universe
- Energy remains unchanged in the universe
- Some energy is lost as heat (correct)
What is the study of energy transformations known as?
What is the study of energy transformations known as?
What do living cells unavoidably convert organized forms of energy into?
What do living cells unavoidably convert organized forms of energy into?
What form does energy flow into an ecosystem and exit from it?
What form does energy flow into an ecosystem and exit from it?
What does the evolution of more complex organisms not violate according to Figure 8.4?
What does the evolution of more complex organisms not violate according to Figure 8.4?
What is the totality of an organism's chemical reactions?
What is the totality of an organism's chemical reactions?
Which pathway releases energy by breaking down complex molecules into simpler compounds?
Which pathway releases energy by breaking down complex molecules into simpler compounds?
What is the breakdown of glucose in the presence of oxygen an example of?
What is the breakdown of glucose in the presence of oxygen an example of?
Which form of energy is associated with motion?
Which form of energy is associated with motion?
What is the study of how organisms manage their energy resources called?
What is the study of how organisms manage their energy resources called?
Which type of reaction consumes energy to build complex molecules from simpler ones?
Which type of reaction consumes energy to build complex molecules from simpler ones?
What is the potential energy available for release in a chemical reaction called?
What is the potential energy available for release in a chemical reaction called?
In which pathway does the synthesis of protein from amino acids occur?
In which pathway does the synthesis of protein from amino acids occur?
What is energy that matter possesses because of its location or structure called?
What is energy that matter possesses because of its location or structure called?
Which type of reaction transforms matter and energy, subject to the laws of thermodynamics?
Which type of reaction transforms matter and energy, subject to the laws of thermodynamics?
