1.3 x 10¹⁵ : 1.2 x 10⁹ = 1.083 x 10⁶
An esker is a winding ridge that is typically composed of gravel/assorted sediment that has been created from the melting/departure of a glacier. They usually span a long distance.
The skateboard's acceleration would decrease.
The larger the mass of an object, the more force is required to move it.
Putting them in that oder can be absolutely wrong becaus they are not in the same group of the periodic table
Explanation:
Gases are very less denser also, they've negligible intermolecular force of attraction between the particles of the gas. So, they all are free to roam seperately and hence making a negligible volume for which they become heavy settle down.