Un ladrillo cae desde la azotea de un edificio de 15 pisos si cada piso mide 2.5m de alto, determina:(tiro vertical) a) el tiempo que tarda el ladrillo en llegar al suelo
b) la velocidad del ladrillo un instante antes de tocar el suelo

The us government wants to allocate billions of dollars in the next 10 years to assure our future energy security. the funds will be spread among a variety of possible energy resources. where do you think the government should put the greatest support: solar energy, wind energy, clean coal, oil exploration, gas exploration, or a combination of sources? are there other efforts that should be explored? support your position with cited information for both questions.

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

Awater-filled u-tube manometer is used to measure the pressure inside a tank that contains air. the water level in the u-tube on the side that connects to the tank is 5 ft above the base of the tank. the water level in the other side of the u-tube (which is open to the atmosphere) is 2 ft above the base. determine the pressure within the tank.