The color of the corona.
What is white?
Mercury, ________, Earth, and Mars are considered to be the inner planets.
What is Venus?
What is Jupiter?
This is located between Mars and Jupiter.
What is the asteroid belt?
This planet is the only one that has an atmosphere rich in oxygen.
What is Earth?
The sun produces enormous amounts of energy in its core through this process.
What is nuclear fusion?
The inner planets are small, dense, and have this type of surface.
What is rocky?
The outer planets are often times nicknamed this.
What are gas giants?
The shape of a comet's orbit.
What is an ellipse?
This planet's atmosphere contains the Great Red Spot, a storm that is larger than earth.
What is Jupiter?
Since the sun does not have a solid surface, the gases of this area of the sun are thick enough to be visible. When you are looking at an image of the sun, you are seeing this area of the sun.
What is the photosphere?
This is the largest inner planet.
What is Earth?
This is the smallest outer planet.
What is Neptune?
Hundreds of small, irregular, rocky objects that orbit the sun.
What is an asteroid?
This planet has virtually no atmosphere mainly due its small mass and weak gravity.
What is Mercury?
This area of the sun is so dense that it can take energy more than 100,000 years to move through it.
What is the radiation zone?
The speed at which inner planets move in outer space.
What is slowly?
This force keeps the gases from escaping any of the outer planets.
What is gravity?
The effect of a meteorite reaching the earth's surface.
What is a crater?
This planet's atmosphere was once referred to as the Great Dark Spot.
What is Neptune?
The middle layer of the sun's atmosphere, the chromosphere, contains a reddish glow that is visible at the start and end of this event.
What is a total eclipse?
All inner planets have a(n) __________ less than 13,000 km.
What is diameter?
This planet takes 29.5 earth years to revolve around the sun.
What is Saturn?
People most often refer to these as shooting stars, although they are NOT stars.
What are meteors?
What is 95%?