Electromagnetic Spectrum
What type of wavelength is the longest?
Radio Waves
What are the two kinds of optical telescops
refracting and reflecting
A _________ is a vehicle designed to propel itself by ejecting exhaust gas from one end.
Rocket
The device or material that a rocket carries.
Payload
The first place people went to in the solar system
The Moon
Which type of wavelength is the shortest?
Gamma Rays
Which type of telescope collects radio waves and some microwaves using an antenna that looks like a TV satellite dish?
Radio Telescope
Rocket engines do not draw in ___________________ from the surrounding air like jet engines do. They _______________ their oxygen with them.
Oxygen
Carry
__________________ ____________________ was a series of space missions developed to send people to the Moon.
Project Apollo
Name the 4 inner planets. ________________________, _________________________, __________________, ____________________
Mercury
Venus
Earth
Mars
What type of energy do long wavelength have
low
The first optical space telescope was launched in ____ and it was named the ____ _____ ____
1990
hubble space telescope
A ______________ ________________ is an uncrewed spacecraft sent from Earth to explore objects in space.
Space Probe
____________ oversees all U.S space missions including space telescopes.
NASA
Name the 4 outer planets. _______________________, _____________________, ____________________, __________________________
Jupiter
Saturn
Uranus
Neptune
What kind of energy do short wavelengths have?
High
This person saw that the moons of Jupiter orbit Jupiter but not Earth, proving that not everything revolved around Earth.
Galileo Galilei
The _____________ is a natural satellite of Earth.
Moon
In 1998, the U.S. joined 15 other nations to begin building the _____________________ ________________ ___________________ where astronauts work and live.
International Space Station
Another name for the inner planets and outer planets
Terrestrial Planets
Jovian Planets
All electromagnetic waves travel through space at a constant speed of ___________
300,000 km/s
A technology that electronically connects two or more separate telescopes to combine their images.
Interferometry
Today Earth-orbiting satellites are used to ________________, ____________________, and __________________.
Transmit television and telephone signals
monitor weather and climate
Orbit of satellites placed about 36 000 km above the ground, directly above the equator, orbiting Earth once every 24 h.
Geosynchronous orbit
High-energy subatomic particles that stream off the Sun and define the boundaries of the solar system
Solar wind