1. 7th Grade: Bellwork Week #1 You will copy down key constellation terms.
3/26
1. What is the difference between the geocentric and heliocentric models of the solar system?
2. Name any constellations that you have heard of.

2. Hertzsprung-Russell Diagram
A tool that astronomers use to classify stars according to their luminosity, color, temperature and evolutionary stage.

3. 7th Grade: Bellwork Week #1 You will be introduced to 5 circumpolar constellations.
3/27
1. What is a constellation?
2. What is the unit representing the distance light travels in one year?

4. 7th Grade: Bellwork Week #1 You will be introduced to 5 circumpolar constellations.
3/28
1. How many modern constellations is the night sky divided into?
2. What is the name of the North Star?

5. 7th Grade: Bellwork Week #1 You will be introduced to 5 circumpolar constellations.
3/29
1. Explain the difference between absolute magnitude and apparent magnitude.
2. What is the speed of light in miles per second?

6. 7th Grade: Bellwork Week #1
3/30
1. What is the name of the 3rd largest constellation in the night sky?
2. Which constellation contains Deneb as its brightest star?