16 Questions
What is the unit of measurement for thermal energy in the text?
Joules
Which type of metabolism involves breaking down bonds and releasing energy?
Catabolic metabolism
Which type of energy is associated with an object in motion?
Kinetic energy
What is the primary function of ATP in biological systems?
Energy storage
What is the branch of science that deals with transformations of energy and matter?
Chemistry
What is the SI unit of pressure?
Pascal (Pa)
In thermodynamics, what type of system can exchange both matter and energy with its surroundings?
Open system
Which form of energy includes repulsion forces between atoms and molecules?
Internal energy
What is the equation for work done in an expansion process under constant external pressure?
$W = P(V_2 - V)$
How can the law of conservation of energy be summarized?
Energy can be transferred or transformed, but not created or destroyed
If the volume of a system increases during an expansion process, what happens to the work done by the system on the surroundings?
It increases
Which unit is commonly used to express energy in the CGS system?
$erg$
What is the relationship between energy and the first law of thermodynamics?
All of the above are correct.
What is the change in internal energy ($\Delta E$) when a system absorbs 250 J of heat and expands from 1 L to 10 L at a constant external pressure of 0.5 atm?
$204.15 \text{ J}$
What is the unit of energy used in the text?
Joule (J)
What is the unit of pressure used in the text?
Atmosphere (atm)
Explore the different types of energy transformations and chemical potential energy control in the field of thermodynamics. Study the concepts of kinetic energy, potential energy, heat, work, and their relation to energy transfer. Discover how energy can be stored, transferred, and used to cause change.
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