If a star collapses to a tenth its size, gravitation at its…

The masses of stars are found by measurements of

Dark energy

According to Einstein, gravity is not the force exerted by o…

What Einstein discovered about space and time is that they

The Big Bang occurred

In a flat universe parallel lines

What it the function of DnaK?

Which of the following nutrients yield the highest amount of…

Which of the following mechanisms yields the most energy tha…