A) 2000 B) 1930 C) 1900 D) 1950
A) Isaac Newton B) Clyde Tombaugh C) Galileo Galilei D) Albert Einstein
A) 20 million miles B) 1 billion miles C) 100 million miles D) 3.67 billion miles
A) Asteroid B) Dwarf planet C) Comet D) Gas giant
A) Hubble Space Telescope B) Cassini C) New Horizons D) Voyager 1
A) Styx B) Hydra C) Charon D) Nix
A) 248 Earth years B) 100 Earth years C) 10 Earth years D) 365 Earth days
A) Helium B) Carbon dioxide C) Oxygen D) Nitrogen |