Telescopes
Ground-based observations can be made easily in the ________ part(s) of the spectrum.
radio and visible
The spectral lines of a star will appear ________ if the star is moving away from the Earth.
red shifted
Galileo was the first to observe the phases of
Venus
The "zodiac" is
a belt-shaped region of the sky surrounding the ecliptic
There are two solstices a year. What seasons do they happen in?
Winter and Summer
A telescope's resolving power measures its ability to see
finer details in sources.
Spectral lines shifted toward higher frequencies are called
blue shifted
What is retrograde motion?
occasional east to west motion of the planets relative to the stars over many successive nights
Constellations are
fixed patterns of stars on the celestial sphere
Is water wet?
depends who yow ask
The two most important properties of any telescope are
the light-gathering power and the resolving power.
List the parts of the the electromagnetic spectrum by order of lowest to highest.
radio waves, infrared, visible, ultraviolet, gamma rays
In Copernicus' model of the solar system, the planets orbited the ________ in ________ orbits.
Sun; circular
During which phase of the moon do you expect to observe a solar eclipse?
new moon
Is a glass half full or half empty.
it depends if you just poured it (half full) or if you've already taken a drink from it (half empty)
Astronomy's largest optical telescopes are
reflectors
Which of the following colors has the shortest wavelength?
violet
In ________ models, the Sun is assumed as the center of the solar system.
Heliocentric
At totality during the lunar eclipse, the Moon generally appears
reddish in color.
"When Stanley came across a set of two doors he took the one on his left." -Narrator. Do you listen to his instructions and take the door to your left?
Depends
The ability of a telescope to show two very close objects separately is called its
resolving power
As a solid is heated (from a low to a high temperature) the radiated light will move through what sequence of colors?
red, yellow, blue
Kepler's ________ law states that the orbits of planets are elliptical, with the Sun at one focus.
First
Earth's axis is tilted by ________ degrees relative to the Celestial Equator.
23.5
Secret and Really Hard to find Easter Egg here
SR. HEE is not around at this time