2. Classify Identify the following materials as thermal conductors or thermal insulators: a wooden spoon, an iron frying pan, a plastic spatula,
a steel fork.

A30 kg weight lies on top of a massless piston of area a = 0.01 m2 the exterior air is at a (constant) p =1 atm and t = 27 c. the interior gas is 0.4 moles of (ideal) n2 and it has initial temperature 27.00 degrees c. 1. what is the initial pressure in the interior? a. 29.4 kpa b. 130.7 kpa c. 101.3 kpa the next three questions concern what happens when an amount of heat q is slowly added to the interior, raising the piston by 1 mm and raising the interior temperature to 27.40 c

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?

Write down two additional questions about earth's magnetic field that will make your presentation more informative.