subject
Physics, 15.12.2020 19:50 haleybug100300

How is red shift evidence of the big bang it implies our universe is expanding
it implies our universe is collapsing
it implies our universe is standing still

ansver
Answers: 3

Another question on Physics

question
Physics, 21.06.2019 19:10
Athin, square metal plate measures 14 cm on each side and has emissivity of 0.60. the plate is heated to a temperature of 745°c. what is the rate at which the plate radiates energy ? the stefan-boltzmann constant is 5.67 × 10-8 w/(m2 ? k4). remember that the plate will radiate energy from both its top and bottom surfaces.
Answers: 1
question
Physics, 21.06.2019 23:30
Ais not a compound machine. a. bolt b. shovel c. handcart (dolly) d. see-saw (teeter totter)
Answers: 2
question
Physics, 22.06.2019 07:40
An object's buoyant force and weight mean the same thing.a. trueb. false
Answers: 2
question
Physics, 22.06.2019 10:00
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 3
You know the right answer?
How is red shift evidence of the big bang it implies our universe is expanding
it implies...
Questions
question
Mathematics, 05.10.2019 02:30
question
Mathematics, 05.10.2019 02:30
Questions on the website: 13722365