It takes 687 days for Mars to orbit the Sun, which is 1.88 Earth years. 1.88 x 1.88 = 3.5378 which has a cube root of 1.5237 meaning that on average Mars is 1.5237 times the Earth's average distance from the Sun.
boulder definition: The definition of a boulder is a large, smooth rock. (noun) When you build a retaining wall and use a large rock in the wall, this rock is an example of a boulder. A rock that has been detached from the earth by erosion or for ot...
Calculus (medicine), a stone formed in the body, such as kidney stones or gallstones. Dimension stone, stone fabricated to specific sizes or shapes. Gemstone, an attractive mineral used for adornments. Stoneware, a ceramic ware. Peach stone, olive stone, etc.; the shell surrounding a seed in drupe fruits.