Characteristics of the Universe and Its Structures

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Einstein and Minkowski theorized that the universe is made up of a 'fabric' that is commonly known as what?

If a star has a luminosity of 10^4 and a temperature of 40,000 K, what color would it be?

A large cloud of accumulated dust and gases in space that are known as the birthplace of stars are called...

This scientist was placed under house arrest because he confirmed that the Earth was NOT the center of the Universe.

When smaller objects fall into the gravity well of larger objects, which of the following would most likely happen?

The diagram scientists use to determine the temperature and luminosity of a star based on its color is called what?

What evidence do we have that the Moon is made up of materials that were once a part of the Earth?

Gravity is created by...