Most of Earth's surface is made of what?
What is water?
A large, round body that revolves around a star is called ____.
What is a planet?
The study of objects in space and their characteristics.
What is astronomy?
What type of celestial body is the sun?
What is star?
A ship in space that contains astronauts from five different space programs (including NASA).
What is the name of the imaginary line that runs through the center of the earth?
Axis
What is the path one object takes around another called?
A meteoroid that has reached the Earth's surface.
Balls of hot, glowing gases that produce their own heat and light.
What are stars?
The United States raced against this country to be the first in space.
What is the Soviet Union?
Rotation causes this
The outer planets are also know as ____.
What are gas giants?
An object that is made of frozen gases, rock, ice, and dust. It has a long tail and a long orbit around the sun.
What is a comet?
Stars are classified by color, temperature, brightness, and ____.
What is size?
The space race began in what decade?
Revolution causes this
The inner planets have a ____ core.
What is solid or rocky?
A chunk of iron that orbits the sun.
What is an asteroid?
This type of galaxy does not have any particular shape.
What is an irregular galaxy?
Who was the first American man on the moon?
When do the equinoxes take place?
What are Spring and Fall?
The smallest planet in our solar system is____.
What is Mercury?
This lies between the inner and outer planets.
What is the asteroid belt?
This type of galaxy consists of a rotating disk of young stars and a center made of older stars.
What is a spiral galaxy?
What is the name of the space program run by the U.S. government?
What is NASA or the National Aeronautics and Space Administration?