Basic Physics · SHS3 Physics

Lesson notes

Learning Objectives

Indicator: 3.1.1.LI.4 - Describe galaxies and their various types - elliptical, spiral, irregular, quasars, blazers, Lenticular, active, seyfert.

By the end of the lesson, learners can:

Define a galaxy in their own words and describe the Milky Way as our home galaxy.
Identify and describe at least five types of galaxies (elliptical, spiral, irregular, lenticular, and active galaxies) based on their shape, structure, and characteristics.
Explain the distinguishing features of quasars, blazars, and Seyfert galaxies as specific classes of active galaxies.
Classify pictures or descriptions of galaxies into their correct types using observable features.
Compare and contrast at least two different galaxy types, stating key similarities and differences.

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Curriculum details

Strand: Mechanics and Matter (Strand 1)
Sub-strand: Basic Physics (1.1)
Content standard: 3.1.1.CS.3 - Demonstrate knowledge and understanding of the basics of space science. 3.1.1.LO.3 Use the knowledge in space science to explain the world beyond the earth.
Indicator: 3.1.1.LI.4 - Describe galaxies and their various types - elliptical, spiral, irregular, quasars, blazers, Lenticular, active, seyfert.
Suggested placement: Semester 1, Week 7 (Week 7 of the year)
Our suggestion, laid out in curriculum order across three terms of twelve weeks. NaCCA does not fix the week, so follow your school's scheme of learning.
Curriculum reference: NaCCA curriculum document, p. 154

Exemplars (from the NaCCA curriculum)

Enquiry Learning: Using videos and pictures, describe constellations and learners in groups link them to local activities in their culture and how they are used. Describe the types of nebulas - super nova and planetary nebulas Encourage the appreciation and valuing of the skills and abilities of individuals from diverse backgrounds, including gender, race, ethnicity, socioeconomic status, and disabilities.
Assessment (3.1.1.AS.4). The document marks these depth-of-knowledge levels for this indicator: Level 1 Recall; Level 2 Skills of conceptual understanding.
Teaching and Learning Resources:
- Audio-visuals
- PhET interactive
- Internet simulations
- Projectors
- laptop/computer
- YouTube
- Field visit
- Reference book