Nebulae and the Hubble Space Telescope

What is a nebula primarily composed of?

• Solid rock and ice

• Dust and gas

• Liquid water

• Molten lava

Which nebula is the closest large star-forming region to Earth?

• Eagle Nebula

• Orion Nebula

• Crab Nebula

• Cat's Eye Nebula

What is the arrangement of the four massive young stars in the Orion Nebula called?

• Triangle

• Trapezium

• Square

• Circle

What does the orange color in the Hubble image of the Orion Nebula represent?

• Oxygen

• Sulfur

• Carbon

• Hydrogen

What unique pattern is observed in the Cat's Eye Nebula?

• Linear streaks

• Random clouds

• Concentric rings

• Spiral arms

How were the concentric rings of the Cat's Eye Nebula formed?

• By gravitational collapse

• Through a series of pulses

• By a single massive explosion

• Through magnetic fields

What event led to the creation of the Crab Nebula?

• A black hole formation

• A comet impact

• A supernova explosion

• A collision of galaxies

What is the core of the exploded star in the Crab Nebula now?

• A red giant

• A neutron star

• A black hole

• A white dwarf

What causes the eerie blue light in the Crab Nebula?

• Reflected sunlight

• Electrons moving at high speeds

• Chemical reactions

• Thermal radiation

What inspires humanity to keep exploring the universe?

• The beauty and mystery of nebulae

• The vastness of space

• The fear of the unknown

• The potential for new resources