Physics, 14.01.2020 19:31 johnLavender8262
Directions: the table below shows the speed and height over time of a ball that starts at rest, then is dropped from the top of a building, which is 60 meters (m) tall. use the table to answer any questions that follow.
speed and height over time
time (s) speed (m/s) height (m)
0.0 0 60
0.5 7 53
1.0 10 43
1.5 15 28
2.0 20 8
2.5 0 0
what is happening to the ball's energy at a time of 1.5 seconds?
group of answer choices
the ball's kinetic energy is decreasing and its potential energy is increasing.
the ball's kinetic energy is increasing and its potential energy is decreasing.
the ball's kinetic energy is increasing and its potential energy is increasing.
the ball's kinetic energy is decreasing and its potential energy is decreasing.
Answers: 1
Physics, 22.06.2019 00:00
(science)study the following ocean currents map. an ocean currents map is shown. on the map the locations for san diego, california and savannah, georgia are marked. there is a looping current from the north past san diego and a looping current from the south near savannah which statement is most likely correct about the average temperatures in san diego, california as compared to savannah, georgia? it is higher in savannah because of the cool ocean currents from the south. it is higher in savannah because of the warm ocean currents from the north. it is lower in san diego because of the warm ocean currents from the south. it is lower in san diego because of the cool ocean currents from the north.
Answers: 2
Physics, 22.06.2019 08:30
An object weigh 40n in air ,weigh 20n when submerged in water,and 30n when submerged in a liquid of unknown liquid density.what is the density of unknown of liquid?
Answers: 1
Directions: the table below shows the speed and height over time of a ball that starts at rest, the...
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