Answers: 2
Physics, 22.06.2019 03:30
The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared
Answers: 1
Physics, 22.06.2019 16:00
Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.
Answers: 2
Physics, 22.06.2019 22:50
What is an electric motor? explain its operation. 2-3 sentence
Answers: 1
Calculate the density for each cup.
Write the substance of what will sink and what will float.
Mathematics, 28.10.2020 17:00
Mathematics, 28.10.2020 17:00
English, 28.10.2020 17:00
English, 28.10.2020 17:00
Mathematics, 28.10.2020 17:00
Mathematics, 28.10.2020 17:00
Mathematics, 28.10.2020 17:00