Answers by Christian Lund
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Answers by Christian Lund

Answers by Christian Lund
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In the Fresnel circular aperture setup, the distances from the aperture to the light source and the reception screen are 1.5 m and 0.6 m, respectively. The wavelength is 630 nm. Suppose that the radius
answered Nov 20, 2021
4 votes
182k views
The night sky is filled with images of wild animals. Which animal is the circled constellation named after? scorpion serpent snake salamander
answered Oct 30, 2021
2 votes
123k views
What’s the number fourteen in German
answered Oct 11, 2021
6 votes
190k views
Why was Mississippi do dangerous for CORE to have Freedom Summer?
answered Aug 28, 2021
3 votes
186k views
Describe the angle as it relates to the digram ;) :)
answered Jul 23, 2021
0 votes
207k views
Is the relation a function? please help.
answered Jul 11, 2021
4 votes
159k views
Mr. Lathrop refuses to pay income taxes because his conscience will not allow him to support a government that spends billions of dollars on military weapons. Mr. Lathrop's reasoning best illustrates Kohlberg's
answered Jul 3, 2021
0 votes
81.1k views
Which civilization created the earliest known solar observatory?
answered Jun 19, 2021
3 votes
8.9k views
Which of the following descriptions is NOT true about the King's kingdom from the story "The Key of the King's Kingdom"?
answered Jun 16, 2021
2 votes
105k views
A 6 inch personal pizza has 590 calories, with 240 of those from fat. A 16 inch pizza is cut into 8 slices. Estimate the number of calories in one slice of a 16 inch pizza
answered Oct 30, 2020
5 votes
97.7k views
What was the warring states period?
answered Sep 12, 2020
3 votes
138k views
Find the general solution of dz/dt=5ze^(sint)cost+2e^(sint)cost
answered Jun 17, 2020
6 votes
25.6k views
How can the recent discovery of oil in Africa (Country of Chad) affect the African economy, in the future? (Hi! So, I want to check my answer with someone else's. Can you help me out and answer this one?
answered Mar 2, 2020
4 votes
178k views
The nurse observes that two staff members have been in frequent conflict for the last several weeks. The nurse schedules a meeting with both staff members after observing them argue while putting a client
answered Feb 23, 2020
4 votes
91.3k views
In the current year, Jerry signed a 5-year lease to rent space to the MacBee restaurant. That year, MacBee paid Jerry $24,000 for the first year’s rent and $24,000 for the last year’s rent. Jerry reports
answered Jan 18, 2020
5 votes
32.3k views
A father is 60 years old and his son is half his age. How old was the boy when his father was four times his age?
answered Sep 29, 2019
1 vote
61.1k views
Use properties to find the sum or product 21+25+39+5
answered Sep 4, 2019
4 votes
6.2k views
What is 52.81 rounded to the nearest whole number?
answered Jul 7, 2019
3 votes
46.5k views
The pheromones by which ants transmit information are
answered Jun 14, 2019
4 votes
175k views
Please help Please help Please help Please help
answered Mar 14, 2019
3 votes
127k views
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