Instruments of Astronomy
Which telescope uses a mirror as its objective lense?
Reflective telescope
What is the only time division not based on a heavenly body?
The week
What was the first space station used by the USA?
Skylab
Who is the Father of Modern Rocketry?
Who was the first American in space?
Alan Shephard
What are absorption lines?
What is the point in which the ecliptic intersects the celestial equator?
Equinox
Who was the first person to travel in space?
Yuri Garain
Which private company makes rockets with a goal to get to Mars?
SpaceX
Which satellite is used by meteorologists?
What's the difference between redshift and blueshift?
Redshift - the moving of absorption lines of a star towards the red end of the visible spectrum. Occurs when a star is moving away from earth. Red is a lower frequency.
Blueshift - the absorption lines move towards the blue end of the spectrum. Occurs when a star is moving towards earth. Blue is a higher frequency.
What point on the celestial hemisphere is directly above the observer?
Zenith
Daily Double!!!!
What was the third country to send an astronaut into space? Who was thee astronaut
China sent Yang Liwei
Which spacecraft were the first that were meant to be reused?
The space shuttle
What is the Hohmann transfer orbit?
A way for satellites to transfer to a different orbit simply by adjusting its speed at the proper time.
List the types of electromagnetic waves, from lowest to highest frequency.
Gamma rays
X-rays
UV rays
Visible light
Infrared waves
Microwaves
Radio waves
What is a sidereal day?
One rotation of the earth relative to the stars
What is significant about Mir?
It was the first space station that could be added onto.
What are two cons of liquid-fuel rockets?
Cannot be stored for long with fuel
Complicated and may produce harmful gases
What is an EVA?
What are two issues with earth-bound telescopes?
Faint light from very far away objects
The earth's atmosphere can lower a telescope's resolution
What's significant about the Julian calendar? Why is it no longer used?
We get the names for the month from this calendar.
It was off by 11 minutes per year, meaning that eventually the months did not line up with the seasons
What was significant about Sputnik 1? Sputnik 2?
Sputnik I - the first artificial object to orbit the earth
Sputnik 2 - brought the first living creature into earth's orbit
What are three pros of a liquid-fuel rocket?
The rocket can change its thrust mid-flight
Stopping the engine before all fuel is used
Restarting a stopped engine
What is a pro and a con of solid-fuel rockets?
Pro - rocket can be stored for several years
Con - It takes a long time to load the fuel