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Transcript
Study Guide Practice
Each item on the study guide should come
from an assignment or notes. Can you find it?
 Define mechanical wave:
 Transverse waves move _________________________ to the medium. Example:
 Longitudinal waves move __________________________to the medium. Example:
 Define Amplitude:____________________
SQ3R 17.1
These notes are on the back page of the SLINKY LAB!
Mechanical Waves Review webquest
Where do I find this info?
How are Frequency and wavelength related?
Draw a high and low pitched sound wave
Draw a loud and quiet sound wave
Pitch, frequency, and wavelength Lab;
Sound& Waves Review webquest
Sound Notes
Where do I find this info?
•Label the wave parts: Crest, Trough, Wavelength, Amplitude
Label the wave parts: Compression, rarefaction, wavelength
Last Page Slinky Lab
Mechanical Waves webquest
Where do I find this info?
A wave has a speed of 400m/s and a wavelength of .5 m. What is its
period?
A wave has a frequency of 680 Hz and a wavelength of 2 m. What is
its speed?
Velocity and Wavelength Notes
Calculating wave properties practice
Where do I find this info?
•Define Electromagnetic wave:
•Fill in the blanks in order: Radio, __________________,_______________,visible light,
_________, x-ray, ____________
•How do EM waves differ from Mechanical Waves?
Electromagnetic waves notes
Where do I find this info?
•What is representative sampling, and how do astronomers use it?
Hubble deep field academy
Where do I find this info?
◦ Theories tell:
◦ Hypothesis are:
◦ Laws tell:
Theories, Hypothesis, Laws, Facts, &
Beliefs NOTES
Big Bang quiz
Where do I find this info?
How do astronomers measure distances between stars (unit)?
______________________________________
Why is it impractical to travel to even the closest stars? Even if you
could move at light speed?
Travel to Sirius/ Calculating Stellar
Travel Times
Where do I find this info?
Parallax:
◦ Is the perceived ___________________ of stars
◦ Closer stars appear to ____________________________
Farther stars appear to
Lab: Measuring Parallax
Where do I find this info?
Big Bang:
◦ Theory states: ___
◦ Evidences: _____________________________
◦ Happened about ___________ billion years ago
Expansion of the Universe Student Activity Sheet
SQ3R 26.5
Where do I find this info?
Redshift:
◦ What causes it?
_______________________________________________________________________
◦ How it works is explained by the__________________ Effect
◦ Evidence in support of ________________ Law
◦ Important for two reasons:
◦ Evidence that the universe is: ______________________________ and it is going faster/slower
Hubble’s Law:
◦ States:
◦ Means that the universe is
Expansion of the Universe
SQ3R 26.5
Doppler shift/Red Shift activity
Where do I find this info?
Gravity is affected by:
◦ _________________________________ &
________________________________
◦ If _______________ doubles, gravity doubles
◦ If _______________ increases, gravity decreases (by a lot!)
𝑚1 𝑚2
◦ Be able to calculate gravitational attraction of two objects: 𝐹 = 𝐺 2
𝑟
What is Gravity? Packet
Where do I find this info?
How can spectra of elements be used to determine the composition
of stars and galaxies?
How can spectra of elements be used to determine how fast galaxies
are moving away from us?
Spectra:
Label the three types of spectrum and what causes it:
Spectroscopy Notes and Lab
Where do I find this info?
Nebulas:
◦ Why are they referred to as building blocks of the universe?
__________________________________________________________________
Star Clusters
◦ Two types: ___________________________, ________________________________
Differences between the types: __________________________________________________
Galaxies
◦ 4 Shapes: _________________, _________________, ________________,
_______________
We live in the
Galaxies Webquest
SQ3R 26.4
Where do I find this info?
What does an H-R Diagram do?
What two star properties are compared on an H-R Diagram? Label the diagram
appropriately.
What information can be learned about a star by using an H-R Diagram?
Using an HR Diagram
HR Diagram Intro
Where do I find this info?
Label the life cycle of a low mass star
Label the life cycle of a high mass star
◦ Major fuel source of stars:
_____________________________________________________________________
◦ What is happening inside young and main sequence stars?
_____________________________________
Star Life Cycle Webquest