A Small Uniform Disk and a Small Uniform Sphere Are

question 39

Multiple Choice

A small uniform disk and a small uniform sphere are released simultaneously at the top of a high inclined plane,and they roll down without slipping.Which one will reach the bottom first?

• A)the one of smallest diameter
• B)the one of greatest mass
• C)the disk
• D)the sphere
• E)They will reach the bottom at the same time.

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Definitions:

Active Volcano

A volcano that has erupted in the recent past and is considered likely to do so again.

Iron-Nickel Meteorite

A type of meteorite consisting mainly of iron and nickel, typically formed from the core of ancient asteroids.

Continental Crust

The type of Earth’s crust that underlies the continents and the continental shelves; average granitic composition, but includes diverse types of material.

Oceanic Crust

the part of the Earth's crust that underlies the oceans, thinner and denser than continental crust.