What material most likely would form a aquiclude?

Atrain departs from its station at a constant acceleration of 5 m/s. what is the speed of the train at the end of 20s?

What is the temperature in degrees celsius of a substance with a tempature of 49k

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?