a stone is thrown vertically upwards with a velocity of 20m/s. find how high it will go and the time to reach this height (assume a= "-10" m/s^2)

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration

Argon is adiabatically compressed from an initial volume of 16 liters to a final volume of 2 liters. by what factor do the following quantities change? do they increase or decrease? (a) the rms speed (b) the thermal energy of the gas (c) the molar specific heat cv (d) the pressure

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island