Answers by Dlaehnemann
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Answers by Dlaehnemann

Answers by Dlaehnemann
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Levi and Clara are trying to move a very heavy box. Levi is pushing the box with a force of 30 N, and Clara is pulling the box with a force of 50 N. The box exerts a frictional force of 65 N. Which best
answered Mar 30, 2019
0 votes
111k views
Explain why facts must be carefully evaluated for validity, just as opinions are.
answered Aug 19, 2018
5 votes
172k views
Researchers found that when southerners joined the armed forces and were exposed to less prejudiced norms, they gradually grew less prejudiced themselves. both of these studied demonstrate one way to study
answered Jul 11, 2018
6 votes
160k views
If a car travels 23 miles on 1.0 gal of gas, how many liters of gasoline are needed for a 135 mile trip?
answered Jun 5, 2018
6 votes
67.3k views
A scientist is interested in studying the growth pattern of dinosaur embryos. Which of these organisms is MOST likely to have an embryonic development pattern similar to an extinct dinosaur?
answered Jan 22, 2018
3 votes
233k views
Water molecules can pass into a cell, while larger molecules cannot. Which feature of a cell allows this to be true
answered Jan 9, 2018
4 votes
132k views
the frequency of a given region of the electromagnetic spectrum is more than 3 x 10^19HZ. note that the speed of light is 2.998 x 10^8 m/s. which waves are found in this region ?
answered Jan 8, 2018
3 votes
43.6k views
What types of evidence do scientists use to determine evolutionary relationships among groups?
answered Aug 29, 2017
0 votes
216k views
What is the solution to the equation 9^(x - 2) = 27 ? x = 2.5 x = 0.5 x = -0.5 x = 3.5
answered Jul 29, 2017
5 votes
93.5k views
What's the definition of cataract?
answered Mar 6, 2017
2 votes
28.7k views
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