Answers by John Pollard
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Answers by John Pollard

Answers by John Pollard
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Motivating experiments Show all work to earn full credit for computational problems. (a) In a photoelectric effect experiment, light with wavelength 250.0 nm is incident on a metal surface, and photoelectrons
answered Jun 11, 2021
6 votes
178k views
A series of volcanoes make up the____ range. A. Sierra Nevada B. Appalachian C. Alaskan D. Cascade ​
answered Jun 10, 2021
6 votes
141k views
Help!!!!!!! Thank you!!!!!!!
answered May 23, 2021
5 votes
81.2k views
HELP HELP HELP HELP HELP HELP HELP HELP
answered Apr 9, 2021
2 votes
152k views
Find the slope for -8y=2x+5
answered Apr 8, 2021
0 votes
36.8k views
If you worked 27 hours per week making $13.76 per hour, how much would you make in three weeks?
answered Apr 8, 2021
1 vote
111k views
5 divided by 1/4 a 10 b 5/4 c 1/20 d 20
answered Feb 23, 2021
4 votes
199k views
How do I solve this? List the ordered pairs shown in the mapping diagram. 2 5 4 6 6 7 8 8
answered Feb 10, 2021
5 votes
58.7k views
Name 3 things you like about history and give 3 reasons, why?
answered Jan 27, 2021
4 votes
234k views
Find the linear approximation of the function g(x) = 3 1 + x at a = 0. g(x) ≈ Use it to approximate the numbers 3 0.95 and 3 1.1 . (Round your answers to three decimal places.) 3 0.95 ≈ 3 1.1 ≈
answered Jan 26, 2021
3 votes
80.1k views
How did the Shang dynasty maintain control over a large area? Choose four correct answers. They had a strong military to protect the people from invaders. They had good farming methods that created a food
answered Jan 24, 2021
4 votes
65.0k views
Erythropoietin is secreted by glandular epithelial cells directly into the bloodstream. what type of biological signaling substance is erythropoietin
answered Dec 13, 2020
4 votes
108k views
How did the Allies' point of view affect Germany during the peace process after World War I? A) Germans were anxious to join forces with the Allies to help prevent future conflict. B)Germans were grateful
answered Nov 21, 2020
4 votes
177k views
Which of the following is a healthy related component of physical fitness​
answered Oct 2, 2020
4 votes
156k views
"What creature walks on four feet in the morning, two in the afternoon, and three at night?” is an example of who's riddle?
answered Sep 7, 2020
3 votes
17.7k views
a figures made of a rectangle and an isosceles right triangle the rectangle triangle has sides of 6 inches and 3 inches one of the short sides of the rectangle is also one of the legs of the right triangle
answered Jul 1, 2020
5 votes
145k views
The main road from namanga to Nairobi and moyale is known as
answered Nov 27, 2019
1 vote
110k views
The earth has a diameter of 7926.41 miles.what is the cicumfernece of the earth?
answered Sep 27, 2019
0 votes
171k views
Melanie is making treat bags for Halloween. She bought a bag of taffy candy that contains 120 pieces and a bag of 84 pieces of cherry licorice. If all of the candy pieces are distributed equally among
answered Sep 20, 2019
4 votes
36.8k views
HIV is a retrovirus which contains RNA as its genetic material. Once HIV enters the body, it attaches to T cells that help other lymphocytes respond to infection. Gradually, HIV kills off most of the helper
answered Sep 14, 2019
5 votes
62.2k views
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