Physics, 30.10.2019 15:31 Nickanderson21
Aballoonist happens to drop his metal ballpoint pen from his balloon as he is taking notes on his flight. because his pen has a streamlined shape, air resistance has little effect on its fall. the pen strikes the ground at 22 m/s. how high was the balloon?
Answers: 2
Physics, 21.06.2019 16:30
In this experiment, you will use a track, a toy car, and some washers to explore newtonโs first two laws of motion. you will make observations and collect data regarding the motion of these objects. in the space below, write a general scientific question that you will answer by doing this experiment.
Answers: 1
Physics, 22.06.2019 05:00
Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?
Answers: 3
Physics, 22.06.2019 13:30
Select the three ways that the parallel-plate capacitor differs from a car battery.
Answers: 1
Aballoonist happens to drop his metal ballpoint pen from his balloon as he is taking notes on his fl...
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