A. Black hole
B. Red giant
C. Quasar
D. Pulsar
A. Temperature and luminosity
B. Luminosity and distance
C. Distance and temperature
D. Size and distance
A. Wolf-rayet star
B. Red supergiant
C. Stellar storm
D. Pulsar
A. Magnetar
B. Quasar
C. Magneto
D. Magnetta
A. A blinding light when it aligns with the planets
B. Radio waves detectable from earth
C. A gravitational pull which attracts high energy dust particles
D. Enough energy to power itself indefinitely
A. Supernova
B. White dwarf
C. Black hole
D. Neutron star
A. Kidney
B. Skin
C. Gallbladder
D. Lungs
A. Neon
B. Spirit
C. Freon/ammonia
D. Methane
A. Insulin
B. Vitamin a
C. Bile juice
D. None of these
A. Nitric oxide
B. Nitrogen dioxide
C. Nitrogen pentoxide
D. Nitrous oxide