The abyss loomed mysterious and frightening in the ocean use the words in the sentence as clues to choose the corect synonym for the underlined?

Does anything grow in space? Do the inner planets have rings? When was Albert Einsteins birthday? How many times would you have to circle the earth to travel 1 AU? Why the moon appears to have different phases? Who invented the tiles on the space shuttle? What 2 things affect the gravitational attraction between objects? What is mist how is this formed? What is the absolute magnitude of most blue stars? Who named Phobos? How much does an annual subscription to galavision cost? Why are eyeglasses so important? What year did space shuttle Challenger explode on lift-off? Which is a type of clouds that creates a flat gray sky? What famous phrases were used in the space race? Is there a planet with 18 moons and 7 rings? If a hammer and feather were dropped simultaneously from the same height on the asteroid Ceres which would hit the ground first? How does the lenses in your eyes adjust to focus on near and distance objects? Where might one view pictures taken with the Hubble Telescope? Is it obvious that the large stalactites in an underground cavern must have required long ages to form.?