Question

gustavo is doing a presentation in class comparing the objects of space by their relative sizes. based on what has already been completed, what would \4\ most likely represent? a. a planet because it is found within a solar system b. a solar system because it contains planets and stars. c. a galaxy because it contains billions of stars and planets. d. a nebula because that is what the planets or stars formed from. what unit of measurement should a scientist use when determining the distance between the planets jupiter and neptune in our solar system? a. miles b. kilometers c. light - years d. astronomical units

Explanation:

Para la primera pregunta, un sistema solar contiene planetas y estrellas y es más grande que un planeta pero más pequeño que una galaxia o una nebulosa. Para la segunda pregunta, las unidades astronómicas son comunes para medir distancias dentro del sistema solar, mientras que los años - luz se usan para distancias entre estrellas y galaxias, y kilómetros y millas son demasiado pequeños para distancias cosmológicas dentro del sistema solar.

Answer:

1. B. A solar system because it contains planets and stars.
2. D. astronomical units