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Answers by Olpers

Answers by Olpers
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Dianne pays $28 to enter a stare fair , plus $2 for each ride . What equation represents her total cost
answered Jun 24, 2019
6 votes
54.8k views
How does a shovel make work easier for digging a hole?
answered Feb 22, 2019
5 votes
137k views
Rubidium atoms are cooled to 0.20 μK in an atom trap. What is their de Broglie wavelength?
answered Feb 20, 2019
6 votes
183k views
Which of these films is likely to attempt to persuade an audience to hold certain beliefs. a. advocacy documentaries b. visually poetic documentaries c. direct cinema documentaries d. all of the above?
answered Feb 14, 2019
4 votes
218k views
Which of the following does not accurately depict a scientific theory?
answered Dec 27, 2018
4 votes
28.9k views
In an experiment to test a new drug’s effectiveness, one group is given a larger dosage than is typically prescribed, and a second group is given a smaller dosage than is typically prescribed. Then, the
answered Nov 2, 2018
2 votes
141k views
What are the negative aspects of using nuclear energy? Select all that apply. a] it creates solid radioactive waste that has to be stored safely over the long term b] produces a great deal of air pollution
answered Sep 19, 2018
2 votes
217k views
NEED ANSWER ASAP!!! a compound inequality is graphed, and its graph consists of all real number. which open sentence could have resulted in this solution set? A. r < 5 or r < -1 B. r < 5 or r > -1 C. r > 5 or r < -1 D. r > 5 or r > -1
answered Aug 23, 2018
4 votes
11.4k views
What did john quincy adams envision for the united states n regard to foreign policy,?
answered Jun 17, 2018
3 votes
41.5k views
In the late 1800s, Bessemer discovered a way to make steel stronger. True False
answered Mar 14, 2018
1 vote
61.9k views
Why is an injury to the brain stem considered critical?
answered Mar 6, 2018
5 votes
7.5k views
Who's the 34th president
answered Nov 11, 2017
6 votes
206k views
A number is K units to the left of zero on the number line describe the location of its opposite
answered Jun 20, 2017
4 votes
119k views
Which one of the following criteria is necessary for natural selection to occur? A. Individuals show no variation in fitness levels. B. Individuals have the same adaptations. C. A struggle for existence
answered Feb 24, 2017
3 votes
1.1k views
Plate tectonics explains which of the following? a. trenches b. ocean currents c. mudslides d. tornadoes
answered Jul 7, 2016
2 votes
227k views
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