Grade 10 Term 1 Unit 1 The Universe (The life cycle of stars (What is the…
Grade 10 Term 1 Unit 1 The Universe
The structure of the Universe
What is the structure of the universe?
What makes up the universe?
Earth - our home planet.
The solar system
How are distances in the universe measured?
They are measured using the speed of light and the unit of measurement is known as a light year.
How can the properties of stars be measured?
BY apparent magnitude
By absolute Magnitude
Using solar radii
The life cycle of stars
What is the life cycle of a star?
Stars form in nebulae.
Stars emit energy by the process of nuclear fusion.
Nuclear fusion is stars stop
What is the life cycle of a low-mass star?
The low-mass star becomes a giant.
The giant loses material, leaving a white dwarf.
What is the life cycle of a high-mass star?
The high mass star becomes a super-giant.
The super-giant collapses, triggering a supernova.
The collapsed super-giant becomes a neutron star.
The most massive super-giants collapse to form black holes.