An Object of Mass 0

question 63

Multiple Choice

An object of mass 0.50 kg is transported to the surface of Planet X where the object's weight is measured to be 20 N.The radius of the planet is 4.0 × 10⁶ m.What free fall acceleration will the 0.50-kg object experience when at the surface of Planet X?

• A) 48 m/s²
• B) 20 m/s²
• C) 16 m/s²
• D) 40 m/s²

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Definitions:

Continental Crust

The thick, generally granitic layer of the earth's crust that forms the continents and continental shelves, distinct from the denser, basaltic oceanic crust.

Upper Mantle

The upper mantle refers to the section of the Earth's mantle situated just beneath the Earth's crust, extending down to about 660 kilometers below the Earth's surface. This region is significant for its role in tectonic movements and the convection currents that drive plate tectonics.

Earth's Layers

The division of the Earth into distinct layers including the crust, mantle, and core, each with its own properties and composition.

Surface

The outermost or uppermost layer of an object or area which is in direct contact with the environment.