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Assume that wave #1 has a wavelength of 699 nm. Calculate the frequency and energy of the wave (show your work).
answered
Oct 27, 2020
Chemistry
middle-school
7
votes
32.0k
views
Immigrants feared the examinations at Ellis Island. Which quotation best develops this topic? “because of the physical examination that we had to submit to” “she had been so ill and cried so much that
answered
Feb 8, 2020
English
high-school
3
votes
235k
views
Choose a well-known company that you are familiar with, and explain how that company could use each of the five P's of the marketing mix to achieve its brand image and sales goals.
answered
Jan 21, 2020
Business
middle-school
6
votes
235k
views
What is a "social cost" of production? a. a.the cost of the natural resources used up in production b. the total costs of producing a product, both implicit and explicit costs c. the sum of all costs to
answered
May 24, 2019
Business
college
2
votes
146k
views
As discussed in lecture, a descriptive approach to problem solving: select one: a. uses syllogisms and mnemonics as aids to problem solving. b. tells how people ought to solve problems to achieve the best
answered
Mar 24, 2019
Social Studies
high-school
3
votes
35.4k
views
Hey yo please help thank you
answered
Jan 28, 2019
Chemistry
middle-school
4
votes
43.8k
views
The sweat that is secreted onto the surface of the skin during exercise consists of both water and salt. the sweat is hypo-osmotic to body fluids, meaning that
answered
Jan 11, 2019
Biology
high-school
7
votes
101k
views
What is the solution of 1/3s=1/5
answered
Dec 12, 2018
Mathematics
middle-school
5
votes
77.4k
views
Which type of boundary would most likely cause the greatest political problems?Explain.
answered
Jul 10, 2018
Geography
middle-school
5
votes
70.0k
views
19. A plant is noticed to have curled leaves and stunted growth. Which nutrient is it most likely missing?
answered
Jun 26, 2018
Biology
high-school
4
votes
30.0k
views
Which of these correctly describes how american society is changing? life expectancy is increasing. out-of-wedlock births are declining. single-parent households are decreasing. the birthrate is rising?
answered
May 28, 2018
Business
high-school
6
votes
232k
views
Given that f(x)=5x-10 and g(x)=x+3, solve for f(g(x)) when x=-1
answered
Apr 13, 2018
Mathematics
high-school
4
votes
92.0k
views
Bonita said that the product of 5 6 56 × 1 2 3 23 is 7 3 73 . How can you tell that her answer is wrong?
answered
Feb 17, 2018
Mathematics
high-school
3
votes
48.5k
views
Which phrases in this excerpt from Alexander Pope’s "An Essay on Criticism" are oxymorons? Such shameless Bards we have; and yet 'tis true, There are as mad, abandon'd Criticks too. The Bookful Blockhead,
answered
Sep 24, 2017
English
high-school
6
votes
47.3k
views
What is the MOST common effect of using stimulants? a. depression b. kidney failure c. increased heart rate d. decreased concentration
answered
Jul 8, 2017
Health
high-school
3
votes
122k
views
This is another name for Southern Europe. a. Continental Europe b. Mediterranean Europe c. Peninsular Europe d. Seaside Europe
answered
Jun 17, 2017
History
high-school
3
votes
80.0k
views
Which sentence segment contains a punctuation error? Alicia, doesn't pay attention to her penmanship; therefore, her writing is often difficult to read. A.) to her penmanship; B.) is often difficult to
answered
Apr 10, 2017
English
high-school
3
votes
45.0k
views
A 70-kilogram hockey player skating east on an ice rink is hit by a 0.1-kilogram hockey puck moving toward the west. The puck exerts a 50-newton force toward the west on the player. Determine the magnitude
answered
Nov 15, 2016
Physics
high-school
3
votes
203k
views
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