Is whistles like an old fashioned kettle a similie

Yes

Explanation:

"Whistles like an old fashioned kettle" is a simile because it uses the term "like" to compare the whistle to an old fashioned kettle.

Yes it is and it is

martians or other types of aliens represent a unique fear as opposed to zombies. vampires and other types of monsters.   in most sci-fi stories, aliens come from other worlds and have different or more advanced technology.   abductions and experimentation on human bodies that involve these technologies, or the use of these technologies against human beings and the use of unknown "powers", are a type of fear that's different from that of other types of monsters.