A) comets B) empty space C) asteroids D) planets
A) undiscovered planets B) gas giant planets C) watery planets D) rocky planets
A) 8 B) 4 C) 2 D) 3
A) Rocky B) Watery C) Undiscovered D) Gas Giant
A) Mars B) Venus C) Earth D) Mercury
A) 88 B) 50 C) 58 D) 365
A) Earth B) Mars C) Venus D) Mercury
A) Mercury B) Mars C) Venus D) Earth
A) fast B) alike C) opposite D) same
A) lakes and rivers B) tall, sharp cliffs C) smooth ridges D) volcanic ridges
A) Mars B) Earth C) Venus D) Mercury
A) volcanoes B) life C) cliffs D) sunlight
A) smallest B) blue C) watery D) green
A) trees constantly changing color B) plates constantly in motion C) temperature always changing D) water always evaporating
A) 6 months B) 365 1/4 days C) 24 hours D) half a day
A) water cycle B) tectonic activity C) tilt D) rotation
A) Earth B) Mars C) Mercury D) Venus
A) 3 B) 4 C) 8 D) 2
A) rocks B) seasons C) hurricanes D) dust storms
A) polar bears and penguins B) ice caps at the poles C) constant wind D) iron
A) one is a flat, plains area; one has craters and highlands B) one has life; one does not have life C) one gets rain; one does not get rain D) one rotates faster than the other
A) similar to B) warmer than C) opposite of D) colder than
A) closest to the sun. B) moving closer to the sun. C) the farthest from the sun D) moving away from the sun.
A) Venus B) Mercury C) Earth D) Mars
A) Mercury B) Mars C) Venus D) Earth |