Here's some examples:
1.) How does debris on the planet Mars affect its weather and/or geography?
2.) In what ways do debris harm humans and animals?
3.) How does debris contribute to pollution?
4.) What is debris composed of and how is it made?
Hope these help and give you some ideas!
pig
95.2x10
What type of whale?
hypocampus
gramineae
Look at all this debris!
It is a educated guess or a random anwser@!!
Echinus melo
2.7 x 104
is the scietific symbol for Micron
3.39 x 1010
It is: 3.751*10^3