STARS AND CONSTELLATIONS

What is the most abundant element in stars?

• Carbon

• Oxygen

• Hydrogen

• Nitrogen

What is the name of the brightest star in the night sky?

• Sirius

• Polaris

• Betelgeuse

• Rigel

What is a black hole?

• A collapsed star with infinite density and gravity

• A region in space with no stars

• A type of asteroid

• A small, dense star

What is the approximate diameter of the Sun?

• 1 million kilometers

• 500,000 kilometers

• 100,000 kilometers

• 1.5 million kilometers

What is the Sun primarily composed of?

• Helium

• Hydrogen

• Oxygen

• Carbon

What is the Sun's approximate surface temperature?

• 6,000 degrees Celsius

• 1 million degrees Celsius

• 15,000 degrees Celsius

• 10,000 degrees Celsius

Which process occurs in the core of the Sun to produce energy?

• Nuclear fission

• Nuclear fusion

• Radioactive decay

• Chemical reaction

Which constellation contains the Big Dipper?

• Ursa Major

• Orion

• Cassiopeia

• Scorpius

What is a constellation?

• A type of comet

• A grouping of stars that form a pattern in the sky

• A type of galaxy

• A type of meteorite

Which of the following is not a characteristic used to classify stars?

• Luminosity

• Distance from Earth

• Temperature

• Size