A3.97 kg ball is dropped from the roof of a building 178.7 m high. while the ball is falling to earth, a horizontal wind exerts a constant force of 12.3 n on the ball. how long does it take to hit the ground? the acceleration of gravity is 9.81 m/s² . answer in units of s.
Answers: 3
Physics, 22.06.2019 07:30, andreaisabela
Carbon-14 is a radioactive element that undergoes beta decay. which force is responsible for allowing carbon-14 to become stable? electromagnetic gravitational weak nuclear strong nuclear
Answers: 2
Physics, 22.06.2019 14:00, mariahgriego4126
Why is rain likely when warm, moisture-laden air meets cold air? a) the lighter warm air will rise and cool down, causing condensation and rain. b) the cold air moves faster and pushes the warm air away, causing condensation and rain. c) the moisture in the warm air condenses on contact with the cold air, causing rain to fall. d) the cold air mixes with the warm air, reducing its temperature causing moisture to condense.
Answers: 1
Physics, 22.06.2019 20:00, scott5315
Aspectroscope breaks light up into its colors, allowing scientists to analyze light from the solar system and universe. by studying the spectral line patterns, widths, strengths and positions, scientists can determine the speed, position, and of celestial bodies. a) age b) origin c) rotation d) temperature
Answers: 1
A3.97 kg ball is dropped from the roof of a building 178.7 m high. while the ball is falling to eart...
Mathematics, 10.10.2019 11:00
Mathematics, 10.10.2019 11:00
Mathematics, 10.10.2019 11:00
Mathematics, 10.10.2019 11:10
Mathematics, 10.10.2019 11:10