20. A bullet is fired vertically upward from a gun and reaches a height of 7000 ft. (a) Find its initial velocity. (b) How long does it take to reach its maximum height?
(c) How long is it in flight?

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest

Air conditioners not only cool air, but dry it as well. suppose that a room in a home measures 5.0m×9.0m×2.4m . if the outdoor temperature is 30 ∘c and the vapor pressure of water in the air is 85 % of the vapor pressure of water at this temperature, what mass of water must be removed from the air each time the volume of air in the room is cycled through the air conditioner? the vapor pressure for water at 30 ∘c is 31.8 torr.

Identify some abiotic characteristics of the tundra biome.