1. an object travels 15 m in 3 s. what is the speed of the car?
2. an object travels 20...
Physics, 23.01.2020 02:31 fancycar14
1. an object travels 15 m in 3 s. what is the speed of the car?
2. an object travels 20 m in 4 s heading south. what is the velocity of the object?
Answers: 2
Physics, 21.06.2019 17:20
Your 249 ml cup of coffee is too hot to drink when served at 82 degree celsius. what is the mass of an ice cube taken from a -21 degree celsius freezer, that will cool your coffee to a pleasant 54 degree celsius. specific heat of the water is 4190 j/kg c, specific heat of ice is 2090 j/kg c, heat of fusion of ice is 3.33 x 10^5 j/kg
Answers: 3
Physics, 21.06.2019 19:40
Ogleâ2013âblgâ0723 is an exoplanet that is similar to earth in size and proximity to its star. this exoplanet has mass m=4.18Ă1024kg and radius r=5.66Ă106m. an astronaut whose weight on earth is w=735n lands on the planet. a. calculate m, the mass of the astronaut. b. calculate gp? , the acceleration due to gravity on the surface of ogleâ2013âblgâ0723. c. calculate wp? , the weight of the astronaut on the surface of ogleâ2013âblgâ0723. d. calculate v, the minimum velocity required to put an object into orbit above ogleâ2013âblgâ0723. e. calculate t, the time required to complete an orbit around ogleâ2013âblgâ0723.
Answers: 3
Physics, 22.06.2019 11:20
How to tell if a molecule is polar or nonpolar with electronegativity
Answers: 2
Physics, 22.06.2019 16:20
What is the single most important equation in all of physics?
Answers: 1
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