Two Identical Silver Spheres of Mass M and Radius R

question 26

Multiple Choice

Two identical silver spheres of mass m and radius r are placed a distance R (sphere 1) and 2R (sphere 2) from the sun respectively. The ratio of the pressure of solar radiation on sphere 2 to that on sphere 1 is

• A) 0.25.
• B) 0.50.
• C) 1.0.
• D) 2.0.
• E) 4.0.

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Definitions:

High Viscosities

Describes fluids that have a thick or sticky consistency, which resist flow to a greater degree compared to fluids with low viscosities.

Gas Pressures

The force exerted by gas molecules per unit area in a containment or environment.

Scoria Cones

Volcanic cones made up of small, loose rock fragments ejected from a vent.

Lava Flow

Molten rock expelled by a volcano during an eruption that moves over the ground’s surface, eventually cooling and solidifying.