3.1 Light
The speed of light.
186,000 mi/s
He developed the reflecting telescope.
Sir Isaac Newton
people who journey into space are called _________.
astronauts
The first artificial object to orbit the earth.
Sputnik 1
In 1971, Russia launched the first station named ___________.
Salyut 1
The colors ROY G. BIV make up the _____________.
visible spectrum
the turning back or turning aside of any wave when it hits an obstacle
reflection
any object that orbits a larger object
satellite
the first person to travel in space
Yuri Gagarin
How many nations worked together to build the ISS in the year 2000?
15 nations / over 15 nations
The low point of a wave is called _____________.
trough
These are stars producing rapid bursts of radio waves
pulsars
He is known as the "Father of Modern Rocketry"
Robert H. Goddard
The Apollo mission that landed the first men on the moon.
Apollo 11
What is the approximate size of the ISS and its weight in tons?
It is as large as a football field, and weighs more than 400 tons
______________ is a back and forth motion that repeatedly follows the same path.
oscillation
It is a medium-sized telescope that can see without atmospheric interference.
Hubble space telescope
He helped United States become the word leader in space exploration.
Wernher von Braun
The space shuttle that explode 73 seconds after take off?
What space station was designed so that extra "rooms" could be added to the station after it was launched.
Mir
He realized that light is a type of electromagnetic wave.
James Clerk Maxwell
Explain why scientists prefer reflecting telescopes than refracting telescopes.
Because mirrors are cheaper and can be made much larger than lenses
State the First Law of Motion by Sir Isaac Newton
an object in motion will continue moving in the same direction and at the same speed unless an outide force acts upon it.
Explain... What was the space race in 1957 all about and who won the race?
It was a competition between the United States and the Soviet Union to explore outer space and prove technological superiority during the Cold War. The United States is often considered the winner after landing the first humans on the Moon in 1969.
Why is it better to build a space station near an inner planet? Support your answer by discussing the temperature, gravity and surface of the inner planets.
Warm because it's close to the sun, more gravity and inner planets have rocky surfaces