Mischka is an amateur astronomer. using her telescope, she looks out past the earth’s atmosphere and observes an object with a long, bright, cloud-like tail behind it. what is mischka observing? a) an asteroid b) a meteorite c) a comet d) a meteoroid

Mischka is observing a comet. They often sprout tails when they're near the sun.

float.

archimedes' principle

denser than water sinks in water.

denser than mercury would sink in it

= initial pressure

= final pressure = 2

= initial volume

= final volume = /4

= initial temperature = 20 c = 20 + 273 = 293 k

= final temperature = ?

using the equation