What two roles do ring moons play in the nature of planetary ring systems?

What will be an ideal response?


Gravitational pull of nearby moons tends to "shepherd" ring particles by gravitationally altering their orbits. Material is continually recycled between the rings and the ring moons. The ring moons gradually sweep up particles, which are subsequently ejected by collisions with large chunks of ring material.

Environmental & Atmospheric Sciences

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Nonmetallic minerals used for abrasives include ________

A) topaz and fluorite B) talc and gypsum C) apatite and hematite D) corundum and garnet

Environmental & Atmospheric Sciences

Which of the following energy sources has the least environmental impact?

A. wind B. nuclear C. coal D. natural gas

Environmental & Atmospheric Sciences

How does a terminal moraine differ from a recessional moraine? What will be an ideal response?

Environmental & Atmospheric Sciences

The Congress Party in India is dominated by the

A. Kshatriyas B. Vaishayas C. Brahmins D. Jatis

Environmental & Atmospheric Sciences