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Do Now. _____born from a collapsing nebula from heat and pressure _____ coolest star _____ part of the sun nuclear fusion takes place _____electrically charged particles that are produced by the sun and travel through space

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do now

Do Now

_____born from a collapsing nebula from heat and pressure

_____ coolest star

_____ part of the sun nuclear fusion takes place

_____electrically charged particles that are produced by the sun and travel through space

_____ band that runs along the middle of the H-R Diagram where a star spends most of its life.

key questions

Key Questions

What is a supernova?

What is a neutron star?

What is a pulsar

What is a black hole?

What is a constellation?

Do constellations change position?

Why do constellations appear to change position every night?

What are some examples of constellations?

what is a supernova
What is a supernova?

1. Supernova-the death of a star by an explosion

what is a neutron star
What is a neutron star?
  • 2. Neutron star-leftover center of a supernova that is very dense and made of neutrons
what is a pulsar
What is a pulsar?
  • 3. pulsar-a spinning neutron star that sends out pulses of radiation
what is a black hole
What is a black hole?
  • 4. black hole-an area in space that has very strong gravity that nothing can escape
what is a constellation
What is a constellation?
  • 5. Constellation-patterns of stars that ancient people pictured as mythological people, animals, or objects
do contellations change position
Do contellations change position?
  • 6. Yes, constellations change position but very slowly
why do constellations appear to change position every night
Why do constellations appear to change position every night?
  • 7. Constellations appear to change position every night because of Earth’s revolution around the sun
what are some examples of constellations
What are some examples of constellations?
  • 8. Names of constellations
  • Orion
  • Perseus
  • Hercules
  • Hydra
  • Little Dipper
  • Big Dipper