What information is provided by the points on the line of a position-time graph of an object?

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx

The substances that are necessary for producing of certain hormones and that store and transport vitamins

Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.