Estimate how far away you would need to put the two balls you picked in Question 4 to make the model to scale in size and in distance. Though an exact calculation is not necessary, please describe the thought process leading to your answer, and make sure to include an appropriate answer in whatever units of distance you prefer. (Hint: use the size of the balls you picked for the Sun and Earth to help you answer this question.) 

(This is an optional question worth 0.5 pt of extra credit. You don’t have to do it, but you should give it a try anyway! You can include it in your notes to be uploaded.) Proxima Centauri is the closest star to Earth (other than the Sun). It’s part of a triple star system that also includes Alpha Centauri A and B, and is a small, red star that’s about one tenth the size of our sun. Though Proxima Centauri is too faint to be seen with the naked eye, it looks bright through the eye of the Hubble Space Telescope. How long has light from this star traveled to reach the Earth? 

(This is an optional question worth 0.5 pt of extra credit. You don’t have to do it, but you should give it a try anyway! You can include it in your notes to be uploaded.) What was the name of the nebula we investigated in class?

Once you’ve completed the quiz, feel free to submit it, log off Zoom on your phone, and use your phone to scan your notes. After that, please email the instructional team a single PDF file containing your notes. Have a great rest of your day!

If the tape measure shows that the Moon appears 10 inches across, how far away (in inches) from the photographer is the photographer’s friend? Answer this question by drawing a triangle diagram of what’s going on here and show your calculations. Don’t forget to include appropriate units! Label this diagram as “Question 2” in your notes. You do not need to enter any text in the text box here. 

A patient presents with back pain, loss of bladder control, and numbness in both inner thighs and gluteal regions.  You should suspect:

Which of the following is characteristic of acquired immunity? 

A patient presents to PT one year after axillary lymph node removal due to breast cancer.  The patient now has edema in their arm which does not reduce with elevation.  The skin appears normal in texture with very little fibrotic changes noted.  What is the most appropriate staging of this patient’s lymphedema? 

Which of the following can occur due to neurologic damage?

A ‘significant tear with complete loss of biomechanical integrity of a ligament’ is best termed: