NWEA Test Prep 2

Front

What year did humans first land on the moon?

Back

1969

Front

Order these from largest to smallest: Galaxy, Universe, Planetary System, Solar System.

Back

Universe, Galaxy, Solar System, Planetary System

Front

What are Mercury, Venus, Earth, and Mars classified as?

Back

They are considered inner planets and terrestrial planets.

Front

What question would best confirm if an object is a comet?

Back

Does the object contain ice?

Front

Which planet does not have a moon?

Back

Venus

Front

What is a galaxy?

Back

A galaxy is a massive system of stars, stellar remnants, interstellar gas, dust, and dark matter, bound together by gravity.

Front

What is the solar system?

Back

The solar system is a collection of celestial bodies, including the Sun, planets, moons, asteroids, and comets, that are bound by gravity.

Front

What defines a terrestrial planet?

Back

A terrestrial planet is a planet that is primarily composed of silicate rocks or metals and has a solid surface.

Front

What is the difference between a comet and an asteroid?

Back

A comet is composed mainly of ice and dust, while an asteroid is made up of rock and metal.

Front

What is the largest known galaxy?

Back

The largest known galaxy is IC 1101.