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Questions in physics

📝 Answered - What is the wavelength of a yellow light with a frequency of [tex]$5.2 \times 10^{14} Hz$[/tex]? Give your answer in proper scientific notation. [tex] \begin{array}{l} {[?] \times 10^{[?]} m} \\ c=3.0 \times 10^8 m / s \end{array} [/tex]

📝 Answered - An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

📝 Answered - Below is the template for a peer-reviewed journal article reference in APA-style: First Author's Last Name, First Name Initial. Middle Name Initial., Second Author's Last Name, First Name Initial. Middle Initial., & Third Author's Last Name, First Initial. Middle Initial. (Year of Publication). Title of article. Title of Periodical, volume number(issue number), pages. https://doi.org/xx.xxx/yyyy Given this information, which of the following peer-reviewed journal article references is written in APA-style? A. Albert Bandura, Dorthea Ross, and Sheila A. Ross, Bandura, A., Ross, D., & Ross, S. A. (1961). TRANSMISSION OF AGGRESSION THROUGH IMITATION OF AGGRESSIVE MODELS. The Journal of Abnormal and Social Psychology, 63(3), 575-582. https://doi.org/10.1037/h0045925 B. Bandura, A., Ross, D., & Ross, S. A. (1961). Transmission of aggression through imitation of aggressive models. Retrieved from https://media.thuze.com/MediaService/MediaService. svc/constellation/book/AUPSY330.12/%7Bpdfs%7Dch_1_transmission_ of_aggression_bandura.pdf C. (1961). Bandura, Ross, and Ross. Transmission Of Aggression Through Imitation of Aggressive Models. The journal of abnormal and social psychology, 63(3), 575-582. https://doi.org/10.1037/h0045925 D. Bandura, A., Ross, D., & Ross, S. A. (1961). Transmission of aggression through imitation of aggressive models. The Journal of Abnormal and Social Psychology, 63(3), 575-582. https://doi.org/10.1037/h0045925

📝 Answered - Select the correct answer. If you whirl a tin can on the end of a string and the string suddenly breaks, in what direction will the can go? A. The can will spiral away from your hand B. The can will fly directly toward you C. The can will fly directly away from you. D. The can will fly off tangent to its circular path

📝 Answered - Calculate the percent efficiency of an uptake probe if a radioactive source of 21.9 nCi gives a count rate of 7,250 cpm with the probe.

📝 Answered - Measurements that are close to the correct value are A. strategic. B. precise. C. accurate. D. consistent.

📝 Answered - Which evidence supports the big bang theory? A. Planetesimals form in debris disks. B. Most galaxies are moving toward us. C. Uniform background radiation is detected in every direction. D. Galaxies spin faster than they should based on visible matter.

📝 Answered - An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

📝 Answered - Between infrared and ultraviolet light, which one has a higher frequency? Use a calculation to support the answer.

📝 Answered - The Expanding Universe Quiz In 1998, scientists discovered that the expansion of the universe has been accelerating. What force is causing this phenomena?