TERMS
People who journey into space
What are astronauts?
The “Father of Modern Rocketry” who built and launched the first liquid-fueled rocket
Who is Robert H. Goddard?
An unmanned spacecraft that is launched specifically to explore the unknown
What is a space probe?
Orbit that allows a satellite to be always located above the exact same location on the earth
What is a geostationary orbit?
The metric unit that is used to measure an object’s mass
What are grams?
The study of what substances are made of, and how one substance can be changed into another
What is chemistry?
The astronautical engineer who helped make the U.S. the leader in space exploration; developed the rocket used to carry men to the moon
Who is Wernher von Braun?
A space station built through the collaboration of fifteen nations, it is still in space today
what is the International Space Station (ISS)?
The amount of matter that makes up an object
What is mass?
The first human being to set foot on the surface of the moon
Who is Neil Armstrong?
An object that orbits a larger object
What is a satellite?
The first person to travel in space
Who is Yuri Gagarin
Launched in 1971, this Russian spacecraft was the first space station
What is Salyut 1?
The most famous network of navigational satellites
What is Global Positioning System (GPS)?
All matter is composed of tiny particles called
What are atoms?
Anything that takes up space and has mass
What is matter?
The first American to travel in space
Who is Alan Shepard?
the first space station launched by the US in 1973
What is Skylab?
An orbit that allows a satellite to travel around the earth, from pole to pole, in a short time to provide broad photo coverage of the planet
What is a polar orbit?
Three kinds of particles that make up atoms
What are protons, neutrons, and electrons?
The amount of matter (mass) in one unit of volume
What is density?
The first woman to fly in space
Who is Valentina Tereshkova?
A US spacecraft that was designed to be reused
What is a space shuttle?
A measure of the pull of gravity on an object
What is weight?
The opposite of negative
What is positive?