What are the three challenges of life? what kind of challenges can you see these organisms dealing with?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

How do dying stars contribute to the formation of planets

Explain in detail of the four major scientific developments that spurred the formulation of the plate tectonics theory