Astronomy Quiz G8 Q2

Who proposed the heliocentric perspective of the solar system?

• Galileo Galilei

• Nicolaus Copernicus

• Isaac Newton

• Johannes Kepler

What is the largest planet in the solar system?

• Uranus

• Mars

• Jupiter

• Saturn

What are the main components of comets?

• Methane and ammonia

• Water and rocks

• Gas and plasma

• Ice and dust

Which region of the solar system is Pluto a part of?

• Scattered Discs

• Oort Cloud

• Kuiper Belt

• Asteroid Belt

What causes the bright streak known as a shooting star?

• Tsunami shockwaves

• Atmospheric heating

• Plasma explosion

• Meteorite impact

Which famous comet has a periodic appearance every 76 years?

• Leonids

• Halley's Comet

• Perseids

• Orionids

What is the name of the constellation from which the Quadrantids meteor shower originates?

• Orion

• Gemini

• Leo

• Perseus

What is the name of the impact crater in the Yucatan Peninsula, Mexico, associated with the extinction of species during the Cretaceous period?

• Tunguska impact crater

• Barringer impact crater

• Chicxulub impact crater

• Siberia impact crater

What is the main hazard associated with the impact of large meteoroids on Earth?

• Massive explosions

• Extinction of species

• Huge crater formation

• Abrupt climate change

What is the main purpose of monitoring the movements of near-Earth asteroids and meteoroids?

• Calculating mass

• Predicting collisions

• Observing beauty

• Researching hazards