12-04-2019
Biology

contestada

why astronomers theorize that most of the matter in galaxies and clusters of galaxies is dark matter

Relax

Respuesta :

tinakosito tinakosito

15-01-2021

Answer:

Galaxies are spinning faster than they should based on their observable / measurable mass. ... The gravitational pull of mass and the expansion due to the energy left over from the Big Bang and Dark Energy

Explanation:

Answer Link

Otras preguntas

summarize why settlers came to jamestown and plymouth colony?

In the end General Lee surrenders to General U.S. Grant at Appomattox in April 1865 General Grant surrenders to General Lee at Appomattox in April 1865 Gener

Teddy makes 32 ounces of hot cocoa he needs to put equal amounts of cocoa into 5 cups each cup will contain between

Why were democratic leaders expressing so much concern as Franklin Roosevelt ran for a fourth term in office?

The United States had a flawed economy

i want to know this problemas please

which were the two crises important factors?

when Sally picks any number between 1 and 20, doubles it, adds 6, divides by 2 and subtracts 3, she always gets the number she started with. why?

Give at least four pieces of advice for safe food handling.

which of these is NOT a stellar property? age, size, mass, or fission?