Answers by David Alvarez
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Answers by David Alvarez

Answers by David Alvarez
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A thin glass rod is submerged in oil. (n oil= 1.46 and n glass= 1.5). (Hint: n₁ Sinθ₁ = n₂ Sinθ₂. Think about critical angle) a. What is the critical angle for light traveling inside the rod? b. If you
answered Oct 12, 2024
4 votes
31.3k views
What Carnosaur recently thought to have spent much of its life in the water?
answered Oct 1, 2024
4 votes
43.7k views
An English teacher guides students through an assigned novel by helping them interpret and analyze the themes and make meaningful connections. Which of the following best explains how the teacher's actions
answered Sep 21, 2024
6 votes
38.6k views
Multiple Choice Question The Patriot navy was small and weak, so the Continental Congress authorized privateers to O sink the captured American warships. O capture enemy ships and cargo. O use whaling
answered Aug 25, 2024
2 votes
69.0k views
Describe an experience of an oral presentation to an individual or large group. Provide examples. Provide the level or rank of those briefed. a) I once delivered a presentation to a large audience of business
answered Jun 21, 2024
6 votes
127k views
Which of the following are consequences of groundwater pumping in Houston? a. Land subsidence b. Increased river flow c. Enhanced soil fertility d. Reduced air pollution
answered Jun 13, 2024
1 vote
123k views
Two of the angles in a triangle measure 47° and 46°. What is the measure of the third angle?
answered May 2, 2024
6 votes
199k views
How high must a ladder protrude above a 4' trench? a. ¹/₂ foot b. 1 foot c. 2 feet d. 4 feet
answered Apr 14, 2024
4 votes
128k views
The dot plot is symmetric, and the data set has no extreme values. What's the best measure of center for this dot plot.
answered Nov 24, 2023
11 votes
185k views
A box of cookies contains three chocolate chip cookies, two oatmeal raisins, and four gingerbreads. What is the probability of picking a chocolate chip, and then a gingerbread? A) 1/9 B) 1/6 C) 1/3 D)
answered Sep 15, 2023
1 vote
229k views
Hat caused humans to move away from a hunter-gatherer society? agriculture overpopulation herd migration philosophy
answered Jun 1, 2023
14 votes
71.4k views
How do you find the median and standard deviation for 3,3,3,3,4,4,4,4,4,5,5,5,5,5,5,5,6,6,6,6,6,6,6,6,6,6,7,7,7,7,7,7,8,8,8,8,8,9,9,9,9,10,10,10,10,10,11,11, 11,11,11
answered Feb 12, 2023
0 votes
229k views
Through a mechanical chain of events, sound waves traveling through the auditory canal cause in the eardrum. A. miniscule vibrations B. minute differences C. nerve disorders D. hearing loss
answered Dec 19, 2022
7 votes
65.1k views
Please helppp with my geometry
answered Nov 27, 2022
5 votes
139k views
What impact did tech innovations and scientific theories have on society in the 1920s?
answered Nov 13, 2022
7 votes
101k views
2 1/2 x 1 3/4 My kid is confused right now and she does not know how to do this please help
answered Nov 12, 2022
2 votes
171k views
An art teacher mixes 5 parts blue paint and 3 parts white paint to make a light blue color to paint a Tar Heels logo on a school mural. If she needs a total of 40 gallons of light blue paint to paint the
answered Jun 19, 2022
5 votes
154k views
Which expressions are polynomia Select each correct answer. 6x² + 5x x2 + 5x 1/5 – 7x² +5/3x -x² + 5x
answered Jun 9, 2022
4 votes
148k views
Read the sentence. Keep a close eye in the clock because we don’t want all the stores to close before we find everything in our shopping list. Based on the context clues and its use in the sentence, what
answered Mar 29, 2022
6 votes
103k views
Which of the following is the best definition of the word desperate as used in the sentence below? "The silence came over everything again-a desperate silence, as though sound itself had been ripped from
answered Jan 19, 2022
4 votes
1.3k views
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