Physics, 31.07.2019 01:40, hanhann6895
Light travels 300,000,000m/sec, and one year has approximately 32,000,000 seconds. a light year is the distance light travels in one year. based on this data: a. state the speed in m/sec using scientific notation b. state the speed in km/sec using scientific notation c. state the number of seconds in one year using scientific notation d. calculate the distance in meters of one light year e. state this distance in centimeters
Answers: 1
Physics, 22.06.2019 13:10, pearlvldz
The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)
Answers: 2
Physics, 22.06.2019 16:30, makaylahamrick
Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.
Answers: 1
Physics, 23.06.2019 08:00, eduardo83124
Stephanie lives in california, and her cousin thomas lives in france. which coordinate system would be most useful if the two wanted to observe the same meteor shower and discuss their observations over online chat as they're making them? a. horizontal b. equatorial c. azimuth-altitude d. celestial or azimuth-altitude
Answers: 1
Light travels 300,000,000m/sec, and one year has approximately 32,000,000 seconds. a light year is t...
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