Answers: 2
Physics, 22.06.2019 06:00
An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?
Answers: 3
Physics, 22.06.2019 13:10
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 16:00
In which of the following is positive work done by a person on a suitcase
Answers: 1
Physics, 22.06.2019 16:30
3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?
Answers: 2
A biker is riding at a speed of 6.7 m/s for 2 hours. How far did she travel?...
Business, 27.01.2020 19:31
Arts, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
History, 27.01.2020 19:31
English, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
English, 27.01.2020 19:31
Biology, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
Social Studies, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31