Physics, 27.06.2019 15:30 jamisoncameron000
A20kg boy on a 5 kg skateboard coasts to a rest from a speed of 4.5m/s while traveling a distance of 20m on the sidewalk. draw a free body diagram for this situation and calculate the acceleration of the skateboard, the force of friction on the skate board and the coefficient of friction between the skateboard and the sidewalk.
Answers: 1
Physics, 22.06.2019 18:30, ptrlvn01
Two 2.0-cm-diameter disks face each other, 1.0 mm apart. they are charged to ±10 nc. what is the electric field strength between the disks? a proton is shot from the negative disk toward the positive disk. what launch speed must the proton have to just barely reach the positive disk?
Answers: 1
Physics, 22.06.2019 23:00, itscheesycheedar
Astronomers studying the planet of rhombus have detected sedimentary rock on its surface. one astronomer wonders if material in this sedimentary rock used to be in igneous rock deep in rhombus’s interior. can igneous rock become sedimentary rock? explain your answer.
Answers: 1
Physics, 22.06.2019 23:30, danielahchf
Which of the following forces require physical contact? tension air resistance friction magnetic force applied force
Answers: 3
A20kg boy on a 5 kg skateboard coasts to a rest from a speed of 4.5m/s while traveling a distance of...
Geography, 25.11.2020 03:10
Mathematics, 25.11.2020 03:10
English, 25.11.2020 03:10