You would expect an earthworm to have no exoskeleton because as you see it is very flexible and soft. Organisms with such have body parts that are divided and an earthworm do not have any visible parts on them also having an exoskeleton would not allow an organism to move like an earthworm does.
The iron-nickel alloy melts cause of the hot temperatures
Likely he will be diagnosed by the hospital as seen as a risk constantly for violence with others. This isn't uncommon in people with drug abuse, or someone who has come from an abusive household. It's quite likely he has faced abuse and may suffer from an emotional mental health disorder. (IE manic depressive disorder, anger issues, or purely a sociopath)
Answer: machinery and equipment developed from the application of scientific knowledge.
Answer: The exoplanets are the planets which orbit stars other than the sun.
Explanation: Exoplanets are also known as extra solar planets which means that these planets revolve or orbit around the stars other than the sun.
Exoplanets does not belong to our solar system because in our solar system, the planets orbit around the star named as sun.
Examples of exoplanets are Kepler-186f , 55 Cancri e.