中国大学MOOC: The _______ is the outermost layer of Mars.
举一反三
- The _______ is the outermost layer of Mars. A: crust B: mantle C: core D: center
- 中国大学MOOC: ______ and ______ are the two moons of Mars.
- Earth's outermost layer, consisting of the crust and upper mantle, is called the lithosphere.
- 中国大学MOOC: Which tableware should be put the outermost of setting?
- Why is the second theory sometimes referred to as the Mars Theory A: Earth's moon used to orbit Mars. B: Mars was captured by the gravitational field of the Sun, C: A planet the size of Mars collided with Earth. D: Mars is larger than Eart