Two Tiny but Significant Satellites That Follow Nearly Identical Orbits

question 199

Multiple Choice

Two tiny but significant satellites that follow nearly identical orbits around Saturn are called shepherd moons because they

• A) clear particles from the Cassini division.
• B) trail streams of gases behind them, like comet tails.
• C) lift dust particles up into "spokes" above the rings.
• D) concentrate particles into the narrow F ring of Saturn.

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Definitions:

Magnetizing

Refers to the process of inducing magnetic properties in a material, usually by placing it within a magnetic field or by passing an electric current through it.

Excitation

The process of supplying electrical current to the field windings of a motor or generator, stimulating it to generate a magnetic field or to operate.

Activating

The process of making a device or system operational, such as by applying electrical power or enabling its functions through a control mechanism.

Abolition Laws

Legislation aimed at ending the practice of slavery, with significant examples including the British Slavery Abolition Act of 1833 and the Emancipation Proclamation in the US.