Our World
Our System
Our System 2.0
And Beyond
Random
100
Meteors that have fallen to Earth are called ______________________.
What is a meteorite?
100
The Sun is an example of a _______________.
What is a star?
100

Objects in the solar system stay in orbit (are kept nearby) because of the Sun’s _________________.

What is gravity?

100

How does the moon affect Earth?

It affects the rising and falling of the tides.

100

What is another name for the moon?

What is luna?

200
What protects Earth from a great number of significant impacts from meteors?
What is the atmosphere?
200

Which of these is an outer planet? A. Mars B. Saturn C. Mercury D. Venus

What is Saturn?

200
A ____________ is an astronomical body orbiting a star or stellar remnant that: 1. is big enough to be rounded by its own gravity; 2. is not big enough to cause thermonuclear fusion; and 3. has cleared its neighboring region of significantly large objects.
What is a planet?
200
A small object made of dust and ice that revolves around the sun is called a _______________.
What is a comet?
200

What is the Earth's path called, as it moves around the sun?

What is apparent orbit?

300
What is a natural satellite?
What is a moon?
300
The region of space between Mars and Jupiter where most asteroids are found is called the _____________________.
What is the asteroid belt?
300

What is everything that exists in space?

What is the universe?

300

When you describe the changes of the moon what term do you use?

What is a phase?

300

How many different phases of the moon are there?

What is eight?

400
Explain, in detail, what astronomical event happened in August that caused a nationwide stir.
What is a solar eclipse?
400

Name all 8 planets in order.

What is Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune?

400

A ___________ planet is a planetary-mass object that is neither a planet nor a natural satellite. Pluto is consider this type of planet.

What is a dwarf planet?

400

How long does it take Earth to rotate around its axis?

What is a 1 day?

400

400 years ago this instrument was invented to observe object in space with more detail.

What is telescope?

500

What is the imaginary line that goes through both poles of the planet?

What is Axis

500

Which planet has over 60 moons?

What is Jupiter?

500

Name one reason that the seasons change.

The Earth is tilted on its axis.

500

What moon phase comes TWO weeks after a full moon?

What is a new moon?

500

This is the star closest to the Earth

What is sun?

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