Physics

posted by .

When astronomers find a redshifted celestial object, they say that the object is moving away from Earth. Can the redshift be interpreted as the Earth moving away from the celestial object?

  • Physics -

    Sure

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physics

    A 26.0 g object moving to the right at 17.0 cm/s overtakes and collides elastically with a 10.0 g object moving in the same direction at 15.0 cm/s. Find the velocity of each object after the collision. a) 26.0 g object b) 10.0 g object
  2. Physics

    A 5.00 g object moving to the right at +20.0 cm/s makes an elastic head-on collision with a 10.0 g object that is initially at rest. (a) Find the velocity of each object after the collision. 5.00 g object cm/s 10.0 g object cm/s (b) …
  3. Engineering Physics

    At a location 4Re away from the center of the Earth, you release a 2kg object from rest. How fast is the object traveling when it is 2Re away from the center of the Earth?
  4. physics

    when an object is 100m above the surface of earth. The earth's attraction for it is 10N. In order then the earth's attraction on the same object is only 5N. how far should be taken to object be away from surface of earth.
  5. Physics

    When we say that the weight of an object is Mg, and that g = 9.8 N/kg, what assumptions are we making?
  6. Physics

    When we say that the weight of an object is Mg, and that g = 9.8 N/kg, what assumptions are we making?
  7. Astronomy

    Now imagine you’re an astronomer on Earth looking at the spectrum of an object in space. In the spectrum you are looking for the so-called Lyman- alpha line of hydrogen which occurs at a wavelength of  = 122 nm. In your telescope, …
  8. Astronomy

    Imagine that you have just discovered a strange object. This object is a distance D away, has a redshift z, and you measure a flux for it f. Derive an equation for the luminosity L of this object.
  9. physics

    Question: Object A is moving at a maximum speed of 6m/s towards Object B. At 50 m away Object B accelerates from the approaching Object A at 0.3m/s^2. Does Object A catch up to Object B and if yes when?
  10. physics

    1. An object is moving along a straight road at the speed of 6km/h. a. How further away is the object every one hour?

More Similar Questions