Chapters 1-8 Final Review Flashcards
The density of the Jovian planets is less or more than the density of earth.
less
Tye type of telescope that uses a glass lens to focus light is a ___.
refractor
A large hurricane has been raging on Jupiter for over 400 years. It can be seen through an Earth-based telescope and is known as ___.
The Great Red Spot
The time from new moon to new moon is ___.
29.5 days
List the letters that make the mnemonic (memory aid) to name the planets in order from the sun. You can write the mnemonic if you prefer.
M,V,E,M,J,S,U,N (or My Very Educated Mother Just Served Us Nachos)
How does the orbital period of the planets correlate to distance from the sun?
The farther the planet is from the sun, the longer it takes to orbit the sun.
What caused the delay in the eclipse of Io by Jupiter observed by Ole Roemer?
the time for light to travel from Jupiter to Earth
The brightest object in the sky other than the sun and moon is ___.
Venus
The Hubble Space Telescope has a mirror ___ in diameter.
8 feet
What is unusual about the tilt of Uranus?
Uranus is tilted almost 90 degrees, as if it were a barrel rolling around the sun.
Clyde Tombaugh discovered Pluto using a device called a ___ comparator.
blink
___ discovered the moons of Jupiter.
Galileo
The diameter of the moon is about __ the diameter of the earth.
¼
List the five planets that can be seen with unaided eyes:
Mercury, Venus, Mars, Jupiter, Saturn
Astronomy photographs are often printed upside-down to match ___.
the inverted image seen in the telescope
An eclipse of the sun can take place only when the moon is ___ the earth and the ___.
between; sun
___ gives Mars its red color
Iron oxide
List the first four terrestial planets in order from the sun:
Mercury, Venus, Earth, Mars
The average distance from the earth to the sun is ___ miles.
93,000,000
The first moon landing was in what location on the moon?
Sea of Tranquility
The average distance from the earth to the moon is ___ miles.
240,000 miles
In addition to magnification, another purpose of a telescope is to ___ light.
gather
Which is larger, Earth or Mars?
Earth
