subject
Physics, 13.07.2019 14:30 alsafy5124

Which statements accurately describe the doppler effect? check all that apply. it is used to learn about the behavior of the universe. it was used by hubble to measure velocities of galaxies. it indicates galaxy motion through light wavelengths. it indicates a galaxy moving toward earth through red shift. it indicates a galaxy moving away from earth through blue shift.

ansver
Answers: 2

Another question on Physics

question
Physics, 21.06.2019 23:20
Initially, a particle is moving at 5.33 m/s at an angle of 37.9° above the horizontal. two seconds later, its velocity is 6.11 m/s at an angle of 54.2° below the horizontal. what was the particle's average acceleration during these 2.00 seconds in the x-direction (enter first) and the y-direction?
Answers: 1
question
Physics, 22.06.2019 01:30
Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.
Answers: 1
question
Physics, 22.06.2019 10:00
If a stone with an original velocity of 0 is falling from a ledgeand takes 8 seconds to hoybthe ground whays the final velocity of the stone
Answers: 2
question
Physics, 22.06.2019 13:10
Most short-period comets do not have randomly oriented orbits because
Answers: 2
You know the right answer?
Which statements accurately describe the doppler effect? check all that apply. it is used to learn...
Questions
question
Mathematics, 07.07.2020 18:01
question
Mathematics, 07.07.2020 18:01
Questions on the website: 13722367