He I need ya help based on wetlands

1. In what ways can we tell plants apart?

2. What evidence did you see that animals are found in and around freshwater wetlands?

3. Why are wetlands important?

4. Was there evidence of climate change effecting wetlands?

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

Which material burns faster? metal aluminum

How many valence electrons are in atom of radon?