Question

estial objects in addition to planets:
ing the sun, mainly found in the asteroid belt

from frozen gases and dust, such as halley’s

periodic comet because it is visible in regular

oris, often rocky or metallic

s atmosphere and burn up

the atmosphere and reach earth’s surface

halleys comet is an example of a ______ comet.

• periodic
• random
• constant

Explanation:

Halley's Comet has a regular orbital period (≈76 years), so it is a periodic comet.

Answer:

A. periodic