If the gravitational force between objects of
equal mass is 2.30x10‐8 N when the objects are 10.0
m apart, what is the mass of each object?

Explain vector addition, triangle method and parallelogram method

Asystem containing an ideal gas at a constant pressure of 1.22×10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?

Which is not true of the intertropical convergence zone? a) it features heavy precipitation b) it's where the trade winds collidec) it's a high-pressure zone with sinking air d) it is also known as the doldrums