mtmtcow9547 mtmtcow9547
  • 15-03-2024
  • Physics
contestada

When scientists studied the absorption and emission spectra of distant galaxies, they noticed that all those spectra were red-shifted. this might mean that____________

Respuesta :

Otras preguntas

If y^8= 4 and y^7=3/x, what is the value of y in terms of x?
A boy can swim 75 feet in 12 seconds. What is his rate to the nearest mile per hour?
A block of mass 3 kg slides down a frictionless inclined plane of length 6 m and height 4 m. If the block is released from rest at the top of the incline, what
How do you say little sister, little brother, older sister, and older brother in Korean? I hope someone who actually know Korean can answer this question.
How can i solve this f:d->R f(x)=x at power2/x-1
Most autotrophs make “food” through the process of a. photosynthesis. b. homeostasis c. chemosynthesis d. cellular respiration
An object of mass 2 kg has a linear momentum of magnitude 6 kg • m/s. What is this object’s kinetic energy?
If y^8= 4 and y^7=3/x, what is the value of y in terms of x?
In the formula e = hf, if e is doubled and f is halved, what happens to the value of h?
What is the average of 30, 40, and 80?