Our Solar System Retest

Front

What is a comet?

Back

A comet is an object made of frozen gas that can take an elliptical or parabolic orbit and has a long tail composed of evaporating ice.

Front

What does the nebular hypothesis explain?

Back

The nebular hypothesis predicts how the Solar System was formed.

Front

What type of planet is Pluto classified as?

Back

Pluto is classified as a dwarf planet.

Front

What is a meteoroid called when it hits Earth's surface?

Back

When a meteoroid hits Earth's surface, it is called a meteorite.

Front

What is the region between Mars and Jupiter known as?

Back

The region between Mars and Jupiter is known as the asteroid belt.

Front

Define asteroid.

Back

An asteroid is a small rocky body that orbits the Sun, primarily found in the asteroid belt between Mars and Jupiter.

Front

What is the difference between a meteoroid and a meteor?

Back

A meteoroid is a small rock or particle from space, while a meteor is the streak of light produced when a meteoroid enters Earth's atmosphere.

Front

What is the Oort Cloud?

Back

The Oort Cloud is a theoretical cloud of icy bodies that is believed to exist at the outermost reaches of the Solar System.

Front

What is the Kuiper Belt?

Back

The Kuiper Belt is a region of the Solar System beyond Neptune, populated with small icy bodies and dwarf planets.

Front

What is a planet?

Back

A planet is a celestial body that orbits a star, is spherical in shape, and has cleared its orbit of other debris.