I need help on a 250 WORD ESSAY .. argue whether or not you feel it is more important that researchers focus on individual difference or individual similarity in their study of personality development.

Aplanet of mass m 6.75 x 1024 kg is orbiting in a circular path a star of mass m 2.75 x 1029 kg. the radius of the orbit is r 8.05 x107 km. what is the orbital period (in earth days) of the planet tplanet?

1. how to locate the image in converging(concave) mirror and diverging (convex) mirror with salt. 2. how to locate the image in a converging (convex) lens and diverging (concave) lens with salt.

The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is as it changes into other forms of energy.