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According to the federal regulations, which of the following studies meets the definition of research with human subjects? A developmental psychologist videotapes interactions between groups of toddlers
answered
May 22, 2021
Social Studies
college
3
votes
116k
views
Mechanisms of gene regulation
answered
Mar 22, 2021
Biology
middle-school
6
votes
152k
views
What is filter in computer
answered
Feb 17, 2021
Computers and Technology
high-school
3
votes
227k
views
Gamma rays have a ___ charge -1 0 +1 +2
answered
Feb 11, 2021
Mathematics
high-school
3
votes
79.5k
views
The dimensions of a rectangular piece of paper are 6 inches and 9 inches. Jackson folded the piece of paper along its diagonal. Which measurement is closest to the length of the diagonal in inches? A.
answered
Jan 13, 2021
Mathematics
middle-school
5
votes
192k
views
One question I still have is regarding the metric system. I don't have a clear understanding of what valence electrons are. Do valence electrons change when an element turns into an ion?
answered
Jan 10, 2021
Chemistry
college
3
votes
175k
views
Giving you guys an easy one! Dylan bought a total of 12/16 pound of plywood nails and frame nails. The weight of the frame nails is 3/4 of the total weight. What is the weight of the frame nails? Explain.
answered
Dec 11, 2020
Mathematics
middle-school
5
votes
41.5k
views
For every 5 boys there are 3 girls. If there are 60 students, how many boys are there?? SHOW ALL WORK
answered
Dec 1, 2020
Mathematics
middle-school
1
vote
224k
views
The smallest separation resolvable by a microscope is of the order of magnitude of the wavelength used. What energy electrons would one need in an electron microscope to resolve separations of (a) 150
answered
Jul 29, 2020
Physics
college
4
votes
181k
views
Use the permutation formula: A church has 10 bells in its bell tower. Before each church service 4 bells are rung in sequence. No bell is rung more than once. How many sequences are there? A 302,400 B
answered
May 2, 2020
Mathematics
middle-school
2
votes
221k
views
What region is Russia partly located in
answered
Dec 28, 2019
Geography
middle-school
3
votes
121k
views
Advertising decision-making involves deicisions about which five components?
answered
Dec 26, 2019
Business
high-school
6
votes
84.6k
views
What’s the hippocratic Oath?
answered
Jun 8, 2019
Social Studies
college
1
vote
210k
views
A parent gives a 3-year-old a cookie. the child says, "i want two cookies." the parent breaks the cookie in half and hands the two pieces to the child, who happily accepts them.
answered
May 11, 2019
Social Studies
high-school
3
votes
168k
views
What is the equation, in slope-intercept form, of the line that passes through (0, 5) and has a slope of −1? y = −x − 5 y = x + 5 y = −x + 5 y = x − 5
answered
Mar 23, 2019
Mathematics
college
3
votes
167k
views
Is my answer correct and how do you know? I just graphed it , is there another way I could do it?
answered
Oct 5, 2018
Mathematics
high-school
1
vote
104k
views
A teenager learning about computers and programming for the first time writes a simple program meant to disrupt the function of his sister's computer. while she's hanging out with friends at the mall,
answered
Sep 11, 2018
Social Studies
college
6
votes
85.0k
views
Why does Anne say she wishes it had been she who nearly drowned at the picnic? A. She thinks falling out of a boat would be exciting. B. She thinks being saved would be a romantic experience. C. She wants
answered
Jul 11, 2018
English
middle-school
6
votes
93.3k
views
Which statements describe the universe during the big bang? Check all that apply.
answered
Jan 15, 2018
Biology
middle-school
4
votes
186k
views
On a map, the distance between two towns is 2.5 inches, and 1 inch represents 6 miles. What is the actual distance between the towns?
answered
Jan 13, 2018
Mathematics
middle-school
5
votes
66.0k
views
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