A 2000kg car is sitting at rest in a parking lot. A bike and rider with a total mass of 60kg are travelling along a road at 10km/h. Which system has more inertia and why?

Where is the potential energy throughout the loading, cocking, and releasing of the trebuchet?

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.

What conclusion can be made based on the temperature of soil when the light hits the soil at 0°, 45°, and 90° angles in section 2 of the experiment? did your results support your hypothesis? why or why not?