Download Earth Science Chapter Two: What Makes Up the Solar System

Earth Science Chapter Two: What Makes Up the Solar System?
Multiple Choice
Lesson One: Investigation-No test questions from this lesson
Lesson Two: Stars and Galaxies
1. What is formed from a huge cloud of dust and gas called a nebula?
A star is formed from a huge cloud of dust and gas called a nebula.
2. How long does the average star live?
The average star lives for billions pf years.
3. The sun is part of a galaxy. How would you describe a galaxy?
A galaxy is a system that contains stars, gas, and dust.
Lesson Three: Constellations
1. What is a constellation?
A constellation is a group of stars that form a recognizable pattern.
2. How many different constellations are recognized today?
Today, 88 different constellations are recognized by astronomers.
3. In which direction are you looking if you can see Polaris?
You are facing north if you can see Polaris.
Lesson Four: The Solar System/ The Inner Planets/ The Outer Planets
1. Which group of stars include Earth?
The solar system includes Earth.
2. How many planets are there in our solar system?
There are eight planets in our solar system.
3. Ashley makes a model of the solar system. Which planet should she space
between Earth and Mercury in her model?
Ashley should place Venus between Mercury and Earth.
4. Name the order of the planets in our solar system.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.
5. What planets make up the four inner planets?
Mercury, Venus, Earth, and Mars
6. How did the inner planets get their name?
These planets are called inner planets because they are closest to the sun.
7. Why would astronauts not be able to leave their spacecrafts on Mercury, even
with spacesuits?
Astronauts would not be able to leave their spacecrafts on Mercury because it has no
atmosphere to protect it from the sun’s radiation.
8. What makes Venus extremely poisonous to humans?
Venus is extremely poisonous to humans because it is made mostly of carbon
dioxide.
9. What are the two basic features that make life possible on Earth?
The Earth’s ideal distance from the sun and the presence of water make life possible.
10. What do Mars and Earth both have in common?
Mars and Earth both have polar icecaps and seasons.
11. What planets make up the four outer planets?
12. Which objects in Earth’s solar system can also be called a gas giant?
The outer planets are also called gas giants.
13. What makes up Jupiter’s famous Great Red Spot?
Jupiter’s Great Red Spot is a rotating storm.
14. What makes Saturn easy to identify?
Saturn’s rings make it easy to identify.
15. Why does Uranus appear to roll like a ball?
Uranus appears to roll like a ball because it is tilted on its side.
16. Which planet is considered Neptune’s twin planet?
Neptune’s twin planet is Uranus.
Lesson Seven: Other Objects in the Solar System
1. What is another name for rocky objects that orbit the sun?
An asteroid is a rocky object that orbits the sun.
2. Which object is round, orbits the sun, and is larger than an asteroid?
A dwarf planet is round, orbits the sun, and is larger than an asteroid.
3. How can a comet be described?
A comet is a ball of ice and rock with a tail of gas and dust.
Short Answer
1. List the three main shapes of galaxies and explain how galaxies are held together.
Spiral, elliptical, and irregular are the galaxy shapes. Galaxies are held together by
gravity.
2. Name and describe the shape of the galaxy containing Earth.
Earth’s galaxy is the Milky Way and it is a spiral galaxy.