The modern periodic table of elements contains
main groups.

What properties of a moving object are used in determining the object's energy of motion

What organization and environment is described above?

Abus travels 280km south along a straight path with an average velocity of 88km/h to the south. the bus stops for 24 min, then it travels 210 km south with an average velocity of 75 km/h to the south. how long does the total trip last?