vpowell6115 vpowell6115

19-04-2022
Physics

contestada

If we say that a galaxy has a lookback time of 1 billion years, we mean that _________.

Respuesta :

Аноним Аноним

19-04-2022

If we say that a galaxy has a lookback time of 1 billion years, we mean that its light traveled through space for 1 billion years to reach us.

have a great day!

Answer Link

Otras preguntas

choose the ones that are are below a 1? fractions

1. Mary wants to create a vegetable garden to keep the rabbits out by enclosing it with fencing. The area of the garden is given by the function A(w) = w(50 - w

0.45 + 12.518 equals what ( show ur work or explain how u got the answer)

Which of the following literary terms involves the tension that a main character faces in a story? a A. Conflict B. Plot ht C. Symbolism D. Setting

A two-year preschool program including weekly home visits of program personnel located in Ypsilanti, Michigan, is called the: Multiple choice question.

plss need help, question on pic below

or Find the slope of the line y = 9 5 x − 9 5 .

date /dāt/ noun 1. a statement of the day, month, and year 2. the time when something occurs 3. an agreement to meet someone at a specific time verb 4. to write

What is the maximum number of electrons in an orbital of any atom?

A child sits with his feet flat on the floor. If he slides his feet forward to straighten his legs, which movement is happening in his knees? flexion rotation e