Un grupo de estudiantes de grado octavo han formulado la siguiente pregunta de investigación:
¿Cuál es el efecto de cambiar la carga eléctrica de un
objeto en la medida de la fuerza eléctrica?
Cual es la variable independiente y dependiente

What makes thermal imaging cameras useful? they can detect differences in color. they can detect differences in wave speeds. they can detect differences in temperature. they can detect mechanical waves.

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f

Part 1: a magnetic levitation or maglev train rides rails without touching them. explain how this works using your data. include the appropriate magnet drawing in your answer. part 2: two objects are near a bar magnet. one is about 1 cm away, while the other is 6 cm away. compare and contrast the magnetic force that affects each object. use your data to answer the question