Inner and Outer Planets
Galaxy
Solar-System
Planets
Other
100
What is found between the inner planets and the outer planets?
Asteroids
100
Name the three basic types of galaxies.
Spiral Galaxy, Elliptical Galaxy, and Irregular Galaxy.
100

When looking in the night sky. You see a streak of light that was produced by a small chunk of rock passing through the Earth's atmosphere. What is this term called? (shooting star)

Meteor

100
What planet has a feature known as the Great Dark Spot?
Neptune
100
All visible stars in the night sky are many times larger than Earth. Why do they look like tiny points of light?
The stars visible at night are located very far from Earth.
200

Who has many moons? The inner planets or the outer planets?

The outer planets have many moons.

200
Elliptical galaxies are the brightest toward the center. Why?
The center is crowded with starts, and the number of stars decreases farther out.
200
How is a meteorite related to a meteoroid?
A meteorite is a meteoroid that reaches the surface of Earth.
200
Which Planet is the closest in distance to the Sun?
Mercury
200
When compared to other stars, the sun is not very unusual. However, the sun is very important to humans. What makes the sun more important than the other stars?
When compared to other stars, the sun is very close to Earth.
300
Name the inner planets.
Mercury, Venus, Earth, and Mars.
300
There are two types of spiral galaxies. What is a difference between a barred spiral galaxy and a normal spiral galaxy?
The shape of the galaxy's center.
300

Which galaxy does the sun belong to?

The Milky Way Galaxy

300
There are eight planets in our solar system. They are called Venus, Earth, Mars, Jupiter, Saturn, Uranus. What are the names of the missing planets?
Mercury and Neptune.
300
Earth and Saturn are both planets orbiting the sun. What feature do the two planets have in common.
They rotate about an axis.
400
Name three Characteristics of outer planets.
Very cold, Gaseous, Ring systems, and multiple moons.
400

What is the name of a person who studies galaxies and stars?

Astronomer

400

What is the name of the force that keeps the planets and other celestial bodies orbiting around the sun?

Gravitational Force

400
The mass of objects in the solar system can be reported by comparing them to the mas of Earth. What planet in the solar system most likely has a mass more than 300 times greater than the mass of Earth?
Jupiter
400
What star is the closest star to Earth?
The Sun
500
Name three Characteristics of Inner Planets.
Small rocky globes with dense atmospheres. Iron cores. Few moons. No rings. Multiple visits from space crafts.
500
What is a large system of stars, gas, and dust held together by gravity?
Galaxy
500

A chunk of frozen gases, ice, and dust is called what?

a comet

500
Which two planets are the largest in the solar system?
Jupiter and Saturn
500

What star is larger than the sun?

Stephenson 2-18

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