Ranking Task: Orbital Distance, Mass, and Radius of Planets
The following images show six objects in our solar system. Rank the objects from left to right based on
their average distance from the Sun, from farthest to closest. (Not to scale.)
Ranking Task: Reflecting Telescopes and Light Collection
Sorting Task: Characteristics of Reflecting and Refracting Telescopes
Ranking Task: Light Absorption in Earths Atmosphere
Visual Activity: Atmospheric Absorption of Light at Different Wavelengths
Practice 18: Climate Change Tutorials
The average temperature over the past 1000 years has been about 15C. From the graphs, you can conclude that Earth's average
temperature during the past 400,000 years has _.
varied between about 7C and 19C
Process of Science: Modifying the Nebular Theory
Based on what we know about our own solar system, the discovery of hot Jupiters came as a
surprise to scientists because these planets are _.
so close to their stars
Hot Jupiters are jovian p
Sorting Task: Interaction of Light and Matter
Ranking Task: The Electromagnetic Spectrum
Ranking Task: Atomic Energy Levels and Photons
Process of Science: The Solar Spectrum
Which of the following procedures would allow you to make a spectrum of t
Sorting Task: Temperature Scales
Ranking Task: Gravity and Newtons Laws
answer for part b - c is the same as part a
Key Concept: Understanding Tides
As shown in the animation, Earth has two tidal bulges at all times. Approximately where are these b
Process of Science: Tidal Heating
Io experiences tidal heating primarily because _.
Io's elliptical orbit causes the tidal force on Io to vary as it orbits Jupiter
The strength of the tidal force depends on Io's distance from Jupiter, so th
Practice 27: Questions about the Extrasolar Planets
What is an extrasolar planet?
a planet that orbits a star that is not our own Sun
The first confirmed detections of extrasolar planets occurred in _.
Why do we say that the Doppler technique gi
Observations show that interstellar clouds can have almost any shape and, if they are rotating at
all, their rotation is not perceptible. However, as shown in the animation, the nebular theory
predicts that a cloud will rotate rapidly once it shrin
All of the following statements are true. Which one can be explained by Keplers third law?
venus orbits the sun at a faster orbital speed than earth.
Keplers third law can be stated as the precise mathematical relationship p2=a3; (where p is the p
Seasons 1: What Is the Cause of the Seasons?
To understand the basic cause of the seasons and address a common misconception by showing that
seasons are not related to Earth's varying distance from the Sun.
Introduction. Earths orbit around
Which of the following is a general
characteristic of the four jovian planets in
our solar system?
Which of the following best describes the
internal layering of Jupiter, from the center
They are lower in average density than are the
Jovian Planet Compositions and Densities
Which of the following statements best describes the general pattern of composition among the
four jovian planets?
Jupiter and Saturn have compositions that are fairly different from the compositions of Uran
Visual Activity: Comparative Planetology
Assuming that other planetary systems form in the same way as our solar system formed, where
would you expect to find terrestrial planets?
Terrestrial planets will likely be located nearer the planetary syst
Visual Activity Exploring the Formation of Comet Structures
A comet entering the inner solar system from afar will _.
form a coma and some time later form a tail
The coma consists of dust and gas released from the comet as it is heated by t
Ranking Task: Velocity Curves for Stars with a Single Orbiting Planet
The following four graphs show the velocities, toward and away from Earth, of four identical stars.
Assume that all four stars have extrasolar planets orbiting them at the same d
CH 9 Practice Quiz 4
1. This a beautiful shot of a planet from approaching spacecraft. Ok, which planet and
what's that long, kind of dark feature across the middle of the disk?
a. Mercury, with Caloris Basin impact area
b. Venus, with "continent" Aphrodi
Ranking Task: Atmospheric Pressure
The following images show the four terrestrial planets in our solar system. Rank these planets from left to right based on the atmospheric
pressure at the surface, from highest to lowest. (Not to scale.)
A rock found on Earth that crashed down from space is called _.
The asteroid belt is located _.
between the orbits of Mars and Jupiter
A typical meteor is created by a particle about the size of a _.
The asteroid belt lies between the orbi
During the Dark Ages in Europe, the scientific work of the ancient Greeks was preserved and further developed primarily by
He developed a system for predicting planetary positions that remained in use for some 1,500 years.
summary: This chapter describes how the earth rotation makes the sky appear to circle us daily and how
night sky changes as earth orbits the sun each year.
More than 2000 stars may be visible through the naked eye.
constellation - region of the sky; f
According to current evidence, Pluto is best explained as _.
a large member of the Kuiper belt
What does Pluto most resemble?
Which have the most elliptical and tilted orbits?
Oort cloud comets
Which are thought to have formed farthest from the Su
In Ptolemy's Earth-c entered model for the solar system (not shown). Venus always stays close to the Sun in the sky and. because it always stays bl
and crescent. The following statements are all true and were all observed by Galileo. Which one prov
CH 3 Practice Quiz 1
1. A location of a star on the main sequence is determined by its _ (WA)
c. Brightness 0
2. A pair of stars at different distances appearing as one is called a(n)_.
a. Binary Star
b. Visual Binary
Griffith Observatory Visit
1. The six greatest astronomers of the past are Hipparchus, Nicholas Copernicus, Galileo
Galilei, Johannes Kepler, Isaac Newton, and William Herschel. The ones we have
discussed in class are Johannes Kepler and Isaac
CH 11 Practice Quiz 2
1. Right now this comet is almost as far as planet Uranus. If you could see it through
telescope, what would you see?
a. exactly the same as on this picture
b. bright head and gorgeous tail
c. bright head with smaller tail
d. speck o
CH 9 Practice Quiz 2
1. Moon from this picture . (WA)
a. orbits Jupiter, is somewhat larger than our Moon, has tidally heated core and
b. orbits Jupiter, is somewhat smaller than our Moon, has tidally heated core, thick
ice sheet, and pos
CH 5 Practice Quiz 3
1. The strength of our bones comes from calcium. The nucleus of every single atom of
calcium in our bones came out from the interior of a star like . (WA)
2. This is a picture of the central region of a globular cluster known
CH 4 Practice Quiz 1
1. Approximately, how old is our Sun?
a. 8 minutes
b. 1 light year
c. 6,000 years
d. 65 million years
e. 5 billion years
2. How do we call the visible "surface" of the Sun? (WA)
CH 6 Practice Quiz 2
1. If you live on a planet orbiting one of the stars in one of the spiral arms of this galaxy
how would you see the stars in the spiral arms? As something that would look like .
a. the Milky Way
b. the Andromeda nebula
c. the Orion ne