SOMEONE PLEASE PLEASE HELP 40 points
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Physics, 22.06.2019 07:00, marlenemedina247
World class speed skaters can skate a 3,000-m course in about 4 minutes. what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
Answers: 2
Physics, 22.06.2019 21:10, reinasuarez964
Which of the following is a measure of the amount of light a star directly emits? a. luminosity b. intensity c. wavelength d. brightness
Answers: 2
Physics, 10.11.2019 06:31
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