Physics, 29.10.2020 05:30, jdkrisdaimcc11
Sheila is captain of the Varsity cross country team. During the after-school practice on Tuesday, she led the
team on the following run from school to a nearby park where they met the coach for a meeting: 0.68 miles,
north; 1.09 miles east; 1.56 miles north; 0.32 miles, west. Determine the magnitude of the team's resultant
displacement.
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 14:00, batmanmarie2004
Awater balloon launcher uses an elastic band with a spring constant of 115 n/m to use thee launcher you stretch thee band back with a balloon n it the water balloons have a mass of 1.3 kg a) if you stretch the band by 0.8 m, what elastic force will the band exert? b) with the band stretched 0.8 m, how much elastic potential energy is stored in the spring? c) if you release the band, it pushes forward. what is the kinetic energy of the balloon when it reaches the natural length of the band? d) what is the speed of the balloon when it reaches the natural length of the band?
Answers: 1
Physics, 22.06.2019 23:10, Jgarciar541
Atorque acting on an object tends to produce a. equilibrium b. rotation c. linear motion d. velocity e. a center of gravity
Answers: 2
Physics, 23.06.2019 00:30, moomoofower
Drag the tiles to the correct boxes to complete the pairs. match the jobs with the education requirements. childcare director clinical psychologist concierge cosmetologist vocational school and state licensure arrowright on-the-job training arrowright a ph. d. with licensure or certification, depending on the state in which you live arrowright a bachelor’s degree in early childhood development arrowright
Answers: 1
Sheila is captain of the Varsity cross country team. During the after-school practice on Tuesday, sh...
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