G8-PHY-L11 Stars and the Solar System

What is the main reason the night sky in big cities is less clear than in rural areas?

• Less light pollution
• More stars
• Higher altitude
• More trees

What are the objects in the night sky that do not twinkle?

• Stars
• Planets
• Comets
• Asteroids

What is the term for the study of celestial objects and phenomena?

• Geology
• Astronomy
• Meteorology
• Astrophysics

What phase of the moon occurs when it is not visible at all?

• Full moon
• Crescent moon
• New moon
• Half moon

Which festival is celebrated on the new moon day?

• Diwali
• Eid-ul-Fitr
• Guru Nanak's birthday
• Maha Shivratri

What is the brightest object in the night sky?

• A star
• A planet
• The moon
• The sun

How long does it take for the moon to complete one rotation on its axis?

• 24 hours
• 27.3 days
• 30 days
• 365 days

Which star is known to not move in the night sky?

• Sirius
• Betelgeuse
• Polaris
• Proxima Centauri

What is a group of stars forming a recognizable shape called?

• Galaxy
• Constellation
• Cluster
• Nebula

Which constellation is also known as the Big Dipper?

• Orion
• Ursa Major
• Cassiopeia
• Sirius