Questions by Berec

Questions by Berec

Sodium lamps give off light at 589 nm. When that light passes through a diffraction grating with d = 3.88 x 10-6 m, what is the angle of its second order (m = 2) maximum?

asked Mar 8, 2022

2 answers

5 votes

141k views

Jeanine wants to perform an experiment on a group of teenagers involving an experimental new drug. She is not granted permission to conduct her study. What is most likely the problem that Jeanine is having

asked Feb 2, 2022

1 answer

5 votes

153k views

What are some of the materials used in upholstery? Select all that apply.

asked Dec 15, 2021

2 answers

0 votes

146k views

In this passage, what do you learn about Gregor? (5 points) O He is dreaming he is a bug. O He has actually become a bug. O He has to work at home a lot. O He cannot be upset when he's in his room.

asked Dec 12, 2021

2 answers

3 votes

43.8k views

Why is George Washington being sent to speak with the French?

asked Sep 13, 2021

2 answers

1 vote

93.9k views

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asked Sep 6, 2021

1 answer

5 votes

121k views

Add. write the answers in descending order of the variable (7x^3 + x + 3)+(x^3 - 2x + 3)

asked May 1, 2021

2 answers

5 votes

119k views

Which is an example of an idea from Western countries that has been adopted and south western Asia

asked Apr 17, 2021

1 answer

5 votes

60.5k views

Help! Please. I don’t know what I did wrong.

asked Feb 12, 2021

1 answer

4 votes

96.8k views

Do the data shown support the hypothesis

asked Feb 8, 2021

2 answers

1 vote

28.6k views

What was the minority religion in Hungary and Spain?

asked Jun 8, 2020

1 answer

3 votes

162k views

Why did American forces attack British Canadian territory? A. They wanted to stop an attempt by the French to retake this territory B. They wanted to destroy all French influence there C. They wanted to

asked May 6, 2020

1 answer

5 votes

176k views

Which of the following are considered measures of center? I. mean II. median III. mean absolute deviation

asked Apr 24, 2020

2 answers

3 votes

189k views

Read the following sentence from John Gardner's Grendel I nosed out, in my childish games, every last shark- toothed chamber and hall, every black tentacle of my mother's cave, and so came at last, adventure

asked Mar 19, 2020

1 answer

3 votes

10.5k views

A life science student uses a compound microscope to look at a slide of human tissue. He is not sure what part of the body the tissue is from, but makes an educated guess based on the cells he sees on

asked Jan 6, 2020

1 answer

5 votes

206k views

Xiaos teacher asked him to rewrite the sum 60+90 as the product of the gcf of the two numbers and a sum .xiao wrote 3(20+30).what mistake did he make? How should he have written the sum

asked Apr 26, 2018

1 answer

4 votes

35.7k views

If Jeannie eats 1,840 calories a day , how many calories will she have eaten after 182 days?

asked Jun 5, 2017

2 answers

0 votes

193k views

How did the treasury in France become empty?

asked Nov 6, 2016

1 answer

2 votes

207k views

What effect did the Portuguese school of navigation have on future explorations

asked Aug 21, 2016

1 answer

0 votes

182k views

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