After watching a pattern of stars change its position throughout the night you concluded that the stars moved across the sky you were making . a. A Hypothesis

b. a report

c. an inference

d. an observation

Several mountains together form a mountain . a few of these combined form a mountain system. several systems combined form a mountain , which can stretch thousands of miles in length.

The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?

This is the substance(s) formed in a chemical reaction.