Red shift in the spectrum of a star is always taken to mean that the source of the light is moving away from us.
That's the whole basis for the notion of the expanding universe, since we don't know of any other mechanism that can shift light toward longer wavelengths.
The answer is A, vinegar and soda. Let me know if you need an explanation :)
Answer:
When unbalanced forces act on an object at rest, the object will move. ... Second, when unbalanced forces act on a moving object, the velocity of the object will change. Remember that a change in velocity means a change in speed, direction or both speed and direction.........Eg.If you kick a football and it moves from one place to another, it means that unbalanced forces are acting upon it. Ball moves from one place to another after kicking it.
Answer:
yes you will need a control
Explanation: all i know is that you need a control i don't know how to set it up lol sorry
A.
Kinematics is independent of mass, in most cases.
