Meteoroids and Meteors Quiz

What are meteoroids primarily made of?

• Gas clouds

• Dust grains and small asteroids

• Ice particles

• Volcanic ash

What causes meteoroids to burn when entering the Earth's atmosphere?

• Low atmospheric pressure

• Friction

• Solar radiation

• Magnetic fields

What is a meteor?

• A comet passing close to Earth

• A space rock that survives its passage through the atmosphere

• A streak of light from a space rock burning in the atmosphere

• A chunk of ice from the outer solar system

What event is named after the constellations where they appear and occurs when Earth passes through comet debris?

• Solar eclipse

• Meteorite landing

• Meteor shower

• Starburst

Which sequence correctly describes the transformation from space rock to an object that hits the Earth?

• Meteorite, meteor, meteoroid

• Meteor, meteorite, meteoroid

• Meteoroid, meteor, meteorite

• Meteorite, meteoroid, meteor

What is the primary composition of stony meteorites?

• Gases

• Silicates

• Ice

• Carbon

Which type of meteorite is classified into groups such as H Chondrite, L Chondrite, and LL Chondrite?

• Iron

• Stony-Iron

• Carbonaceous Chondrites

• Ordinary Chondrites

What characteristic distinguishes Carbonaceous Chondrites from other chondrites?

• High iron content

• Presence of organic compounds

• Lack of silicates

• Formation near the sun

Approximately what percentage of stony meteorites are ordinary chondrites?

• 25%

• 50%

• 86%

• 96%

How are meteorites primarily classified by scientists?

• By their size

• By their age

• By their mineral composition

• By their location of discovery