Objects in Space and Galaxies Review

An _____ is a small, rocky object that orbits close to the Sun

• Asteroid
• Meteor
• Meteorite
• Comet

The _____ is the area, between Mars and Jupiter that contains thousands of asteroids

• Asteroid Belt
• Outer Planets
• Solar System
• Kuiper Belt

A _____ is a small, icy object that produces a visible "coma" when close to the Sun

• Comet
• Asteroid
• Meteor
• Solar System

What causes the visible "coma" to form on a comet?

• The ice in the comet heats up and becomes gas
• The metals in the comet burn up in Earth's atmosphere
• The side of the comet facing the Earth is lit up by the Sun
• Fusion in the comet creates light

While looking into the night sky, you see a streak of light. What is this streak of light called?

• Meteor
• Meteorite
• Fusion
• Asteroid

What happens to cause meteors to happen?

• Space particles burn up in Earth's atmosphere
• Space particles reach Earth's surface and strike the ground
• Fusion in the Sun creates energy
• Gravity pulls gas and dust together to form meteors

Where would you expect to find a meteorite?

• Burned up in Earth's upper atmosphere
• On Earth's surface
• In the asteroid belt
• In the center of a galaxy

What is the largest object in our solar system?

• The Sun
• Jupiter
• Earth
• The Asteroid Belt

What does fusion do?

• The process that creates energy inside of stars
• When space particles burn up in Earth's atmosphere
• It creates a black hole from an exploding star
• It creates the spiral shape in certain galaxies

Stars are made inside a cloud of dust and gas known as a _____

• Nebula
• Meteor
• Solar System
• Supermassive Black Hole