State whether each of the following statements is true or false: (a) ! iu ~ ! ih except for gases or highpressure processes. (b) in gas compression, a reversible process does maximum work. (c) ! iu is a state function. (d) ! iu = q + w for an open system. (e) cv is temperature independent for gases. (f) the internal energy of a real gas depends only on temperature.

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

An observation that requires measurement is called quantitative observable or qualitative