Tres participantes en un concurso de TV están colocados en el centro
de un campo plano grande. A cada uno se le proporciona una regla
graduada de un metro, un compás, una calculadora, una pala
y (en diferente orden para cada concursante) los siguientes tres desplazamientos:
A: 72.4 m, 32.0° al este del norte
B: 57.3 m, 36.0° al sur del oeste
C: 17.8 m al sur
Los tres desplazamientos llevan al punto donde están enterradas las
llaves de un Porsche nuevo. Dos concursantes comienzan a medir de inmediato; sin embargo, el ganador calcula
primero a donde debe ir. Con tres cifras
significativas exprese la resultante.
Answers: 2
Physics, 22.06.2019 16:00
The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.
Answers: 2
Physics, 22.06.2019 16:30
Select all the correct answers. which three statements about electromagnetic radiation are true?
Answers: 3
Physics, 22.06.2019 17:50
If there's a small amount of friction between two surfaces, the result could be select all that applya. no movement b. heatc. a little bit of movementd. sliding around
Answers: 2
Physics, 22.06.2019 18:30
Arailroad car collides with and sticks to an identical railroad car that is initially at rest. after the collision, the total kinetic energy of the two cars is a) the same as before. b) half as much as before. c) one third as much as before. d) one fourth as much as before. e) twice as much as before.
Answers: 1
Tres participantes en un concurso de TV están colocados en el centro
de un campo plano grande. A ca...
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