Answers by Hamidreza Vakilian
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Answers by Hamidreza Vakilian

Answers by Hamidreza Vakilian
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A spectroscope prism separates the white light from a star into a very wide spectrum. When widely spread, black lines appear in the spectrum. Particular elements in a star create specific patterns in the
answered Jun 13, 2022
4 votes
137k views
An airplane traveled at a speed of 600 miles per hour for 90 minutes. How far did the airplane travel? PLEASE HELP A. 54,000 miles B. 12,000 miles C. 900 miles D. 600 miles E. 450 miles ​
answered Apr 9, 2022
5 votes
197k views
Mom can bake 18 cupcakes in 30 mins how many cupcakes will she bake in 1 1/2 hrs
answered Feb 24, 2022
4 votes
154k views
Can you guys pls also solve for average speed. ​
answered Jan 27, 2022
5 votes
183k views
How did modernization affect Japan as a nation
answered Jan 3, 2022
4 votes
233k views
I need the answer here is the question: Write the fraction in simplest form . And the picture ☝
answered Nov 29, 2021
2 votes
229k views
Sound waves are waves. O A. longitudinal O B. mechanical O c. compression O D. All of the above​
answered Sep 30, 2021
3 votes
24.4k views
Read the excerpt from “Take the Tortillas Out of Your Poetry.” I do not believe we should have to leave out the crucial elements of our language and culture to contribute to American literature, but, unfortunately,
answered Sep 24, 2021
3 votes
75.7k views
Martinez Corporation engaged in the following cash transactions during 2017. Sale of land and building $191,000 Purchase of treasury stock 40,000 Purchase of land 37,000 Payment of cash dividend 95,000
answered Aug 1, 2021
5 votes
160k views
Extremely need help working on it now. Look at picture.​
answered Jun 9, 2021
4 votes
213k views
What triangle is this ????Pleaseeee helppp !!!!!!!!!! Will mark Brianliest correct answer !!!!!!!!!!!!!!
answered Apr 27, 2021
2 votes
18.1k views
Which of the following best explains a cause of the economic activity described in the passage? q3 the large-scale migration of Indians into western China the outbreak and spread of the bubonic plague
answered Apr 13, 2021
1 vote
62.3k views
PLEASE HELP!!! You want to distribute 7 candies to 4 kids. If every kid must receive at least one candy, in how many ways can you do this?
answered Mar 30, 2021
2 votes
109k views
Please graph this problem for me,, thank you y= -6x - 5
answered Mar 24, 2021
1 vote
86.0k views
The isotope of an atom containing 31 protons and 39 neutrons suddenly has two neutrons added to it. What isotope is created? Yttrium-72 Gallium-72 Gallium-41 Yttrium-41
answered Mar 11, 2021
5 votes
42.4k views
15 - 3k = 10(k-5) Can someone please answer this
answered Jan 18, 2021
5 votes
35.8k views
What happens when a plant is losing too much water through transpiration? Question 14 options: Stomata open Stomata close Guard cells swell Respiration increases
answered Dec 31, 2020
3 votes
75.8k views
Ricardo found a small flower that was not described in any plant book. After doing a lot of research, Ricardo still did not find a description of the flower. Ricardo decided that the flower was a new species
answered Nov 29, 2020
1 vote
59.0k views
Durco Manufacturing claims that its alkaline batteries last at least 40 hours on average in a certain type of portable CD player. But tests on a random sample of 18 batteries from a day's large production
answered May 26, 2020
2 votes
110k views
What operation uses purebred breeding stock in crossbreeding programs to produce commercial offspring? O Stocker Seedstock Feedlot Cow/calf​
answered Apr 20, 2020
2 votes
195k views
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