MOD 9 PREQUIZ AND QUIZ
Halley's Comet is visible to Earth:
every 75-76 years
Which of the following is NOT one of the centaur characteristics which been observed to date? Exhibit comet-like tails Fundamental make-up of asteroids Ring or rings like the asteroids Water ice on their surfaces
exhibit comet-like tails
Which of the following is NOT a regular example of a characteristic of the Minor Bodies?
has its own orbit
Which of the following are asteroids NOT composed of:
ice
An object that strikes, another object:
impactor
Comets are the sources for the majority of our:
meteor showers
Material orbiting in space; smaller than asteroids:
meteroids
The dwarf planets, asteroids, centaurs, Kuiper belt objects, and other trans-Neptunian objects:
minor planets
Comets are often called:
snowy dirtballs
Potentially-Hazardous Asteroids
Pose a threat to Earth
Objects which have the characteristics of both asteroids and comets:
Satellites
Trojan Asteroids
Share an orbit with a larger planet
we have seen a comet impact a planet:
Shoemaker-Levy 9
Which of the following is NOT in the composition of comets? Carbon dioxide (CO2) Organic material Silicates Talcum powder Water ices
Talcum powder
Main Asteroid Belt
Orbiting between Mars and Jupiter
Near-Earth Asteroids
Pass close to Earth
The larger asteroids are also called:
Planetoids
None of the known potentially-hazardous asteroids are on a collision course with Earth, with one possible exception:
Aphophis
Eris was discovered by:
Brown
The first asteroid discovered, now classified as a dwarf planet:
Ceres
Who did NOT historically record observations of passages of Halley's Comet?
Chaldeans
Pluto's large moon is named:
Charon
Some of the impact marks left in Jupiter's upper atmosphere due to the Shoemaker-Levy 9 cometary impact were as big as:
Earth
Eris has a moon named:
Dysnomia
The first asteroid was discovered in 1801 by:
Giuseppe Piazzi
Comet orbits are often:
Highly elliptical
Most centaurs have been found between:
Jupiter and Neptune
Comets are the sources for the majority of our:
Meteor showers
Material that makes it to the surface of a planet, satellite, etc.
Meteorites
The streaks we see in the sky:
Meteors
The smaller, often non-spherical objects found in the Solar System:
Minor bodies
Pluto was discovered by:
Tombaugh