For this round astronomical bodies worksheet, students use 6 photographs of various solar system bodies to answer 5 questions related to the roundness of these bodies. They create a number to represent the roundness of an object and they...

In this article about emails and plants activity, students read short descriptions about 8 planets in the solar system and then imagine they are visiting one of the planets and send an email to a family member describing their experience...

In this finding mass in the cosmos worksheet, students use the equations for the force of gravity, the centrifugal force pushing a planet outwards and the speed of a planet to solve 2 problems. They find the mass of primary bodies given...

Students explore the possibility of being on Mars and being able to identify the Earth.  In this space lesson students complete a set of calculations to see if this is possible.