Part 4 Motion in the Solar System

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Across
  1. 3. The extent or amount of space between two things, points, lines, etc. the state or fact of being apart in space, as of one thing from another; remoteness.
  2. 5. A unit of length, roughly the distance from Earth to the Sun and approximately equal to 150 million kilometres
  3. 6. The speed in combination with the direction of motion of an object
  4. 7. The star at the center of the Solar System
  5. 9. Jupiter, Saturn, Uranus, and Neptune. All four of these planets share similarities in their formation from icy and gas materials. They all contain rings and many moons that orbit them.
  6. 11. The standard units of measurements used when accounting for stock, and expressing them in quantities.
  7. 12. The distance from the center of the circle to any point on it's circumference.
Down
  1. 1. Torus-shaped region in the Solar System, centered on the Sun and roughly spanning the space between the orbits of the planets Jupiter and Mars.
  2. 2. The rate of change of velocity.
  3. 4. The planets Mercury, Venus, Earth, and Mars, are called terrestrial because they have a compact, rocky surface like Earth's terra firma
  4. 7. The rate of change of position of an object in any direction.
  5. 8. A particular place or position.
  6. 10. A unit of astronomical distance equivalent to the distance that light travels in one year, which is 9.4607 × 1012 km (nearly 6 trillion miles.