science 2

Question 1

constellation

Answer 1

a region of the sky that contains a recognizable star pattern

Question 2

zenith

Answer 2

a point in the sky directly above an observer

Question 3

altitude

Answer 3

an angle between an object in the sky and the horizon

Question 4

horizon

Answer 4

the line where the sky and Earth meet

Question 5

light-year

Answer 5

the distance that light travels in one year; about 946.trillion kilometers