The diagram shows a heating curve for a substance. Which segment shows the substance changing from a gas to a liquid?
X-Y
Y-X
W-X
X-W

as a general rule, scissors have blades less than 6 in (15 cm) long and usually have handles with finger holes of the same size. shears have blades scissors used to cut hair or fabric must be much sharper

a is the best answer your welcome

one "light year" is the distance that light travels, through vacuum, in one julian year.   that's 365.25 days, of 24 hours each.