The diagram below shows the location of three stars in space.
the light from star 2 reaches star 1 in 63 years. if star 3 is 75 light years from star 2, which of these conclusions about the stars is correct? (2 points)
star 2 is 75 miles away from star 3.
star 2 is 63 kilometers away from star 3.
star 1 is 12 light years away from star 3.
star 1 is 138 light years away from star 3.

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.

When using the scientist method, which step comes last?

You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?