The Planets
The Sun
The Universe
The Solar System
Technology
100
I have no moons, no atmosphere, and am the smallest of the 8 planets.
What is Mercury?
100
The hottest layer of the sun. (about 15,000,000 *C)
What is core?
100
A collection of gas, dust, and billions of stars.
What is galaxy?
100
The path of an object as it revolves around the sun.
What is an orbit?
100
A scientific instrument used by astronomers to magnify images and collect data from distant objects.
What is a telescope?
200
I am the only planet known to have liquid water.
What is Earth?
200
The outer atmosphere of the sun, only seen during total eclipses.
What is corona?
200
The name of the galaxy that includes our own Solar System?
What is The Milky Way?
200
The collection of thousands of chunks of rock that lie between Mars and Jupiter.
What is the asteroid belt?
200
A scientific instrument that is sent into an orbit around Earth to observe and gather data.
What is a satellite?
300
I am the planet with over twice the gravity as Earth.
What is Jupiter?
300
Huge fiery loops of gas ejected from the sun's surface.
What is prominence?
300
The unit of measurement used by astronomers for extremely large distances. Over 5,000,000,000,000 miles.
What is light year?
300
An object made of frozen gas and dust that orbits the sun and grows a tail when heated.
What is a comet?
300
A scientific instrument that is sent out of Earth's orbit to gather data from places too dangerous for astronomers to travel.
What is a space probe?
400
I have a thick, hot atmosphere and rotate the reverse direction as Earth.
What is Venus?
400
Cooler areas of gas on the sun's surface that appear dark. (occur in 11 year cycles)
What are sunspots?
400
The shape of a galaxy that is a spherical or flattened disk?
What is elliptical?
400
A chunk of rock that burns up in the Earth's atmosphere? (also called a "shooting star")
What is a meteor?
400
The type of telescope that uses lenses and mirrors to magnify distant images.
What is an optical telescope?
500
I am known as the "red" planet and have the tallest mountain in the Solar System (over 16 miles high!)
What is Mars?
500
The outermost visible layer of the sun that gives off light.
What is photosphere?
500
A grouping of stars, that seen from Earth form a picture or image. (with a little imagination)
What is constellation?
500
What Pluto is now considered instead of one of the planets.
What is a dwarf planet?
500
The name of the space mission that first landed a man on the Moon.
What is Apollo 11?
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