In order for two objects to have the same temperature, they must

a. be in thermal equilibrium.
b. be in thermal contact with each other.
c. have the same relative "hotness" or "coldness" when touched. d. have all of the properties listed above. e. have only properties (b) and (c) above.


A

Physics & Space Science

You might also like to view...

A potential difference of 1.00 V is maintained across a 10.0-V resistor for a period of 20.0 s. What total charge passes by a point in one of the wires connected to the resistor in this time interval?

1.200 C 2.20.0 C 3.2.00 C 4.0.005 00 C 5.0.050 0 C

Physics & Space Science

You see colors in a rainbow because of __________

Fill in the blank(s) with correct word

Physics & Space Science

One of the patterns that shows up nicely in the periodic table is that similar chemical properties

A. make great batteries, if you choose a metal from two separate rows. B. are displayed by elements in the same column. C. correlate to the mass of each element on a row. D. exist on each diagonal, starting with hydrogen, then lithium, and so forth.

Physics & Space Science

By operating a reversible heat engine with an ideal gas as the working substance in a Carnot cycle and measuring the ratio Qc /Qh, we can calculate

a. n, the number of moles of the ideal gas. b. the ratio Vc /Vh of the volumes of the ideal gas. c. the ratio Pc /Ph of the pressures of the ideal gas. d. the ratio PcVc /PhVh of the products of volumes and pressures of the ideal gas. e. the value of Avogadro's number.

Physics & Space Science