Kepler's Laws: Find the Mass of the Sun
Many years ago, a mathematician named Johannes Kepler created a set of rules explaining planets' movement in our Solar System.
Create An Expanding Universe
Pair the Stages of a Star
Though they shine for many thousands, and even millions of years, stars do not last for ever. They ignite, burn, and then run out of fuel and go out.
Can you match the images of each stage of a star's existence to the correct description?
Order the Stages of a Star
During their lives, stars undergo massive changes. What happens to them depends on how much mass they contain.
Can you put the stages that a low mass star and a high mass star will go through in the correct order on the diagram?