When the speed of a relativistic particle is doubled, its linear momentum increases by a factor of: a. less than 2
b. 2
c. more than 2

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.

Abar magnet cut in half will form a total ofpoles.a)fourb)eightc)two

Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.