GEI-1, UNIT 4 OUR UNIVERSE

A massive collection of stars, gas, dust, and dark matter bound together by gravity is called a:

Our Sun is an example of a:

Which of the following is NOT a planet in our solar system?

A natural satellite that orbits a planet is known as a:

Rocky or metallic objects that orbit a star and are smaller than planets are called:

"Dirty snowballs" that produce a tail of gas and dust when near the sun are:

A cloud of gas and dust in space where stars are born is called a:

A region of spacetime with such strong gravity that nothing can escape is a:

The mysterious substance that makes up most of the mass in the universe but doesn't interact with light is:

The mysterious force causing the accelerated expansion of the universe is: