Me asap! : ) when a slow moving neutron collides with a nucleus and causes it to split this is fusion? fission? chain reaction? half life? !

How to tell if two objects are in thermal equilibrium 1.the objects have the same temperature 2.the objects are the same size 3.the objects are touching each other 4.the objects temperatures are changing

Distinguish between linear momentum and angular momentum

Atank is filled with an ideal gas at 400 k and pressure of 1.00 atm . part a the tank is heated until the pressure of the gas in the tank doubles. what is the temperature of the gas?