0123−4−22468

t/\mathrm{s}

v/\mathrm{m\,s^{-1}}

(0,-4)

sign change

(3,8)

6\,\mathrm{m\,s^{-1}}

0.5\,\mathrm{kg}

1.0\,\mathrm{kg}

at restbefore they stick

smooth track

h=1.8\,\mathrm{m}

starts from restspeed

v

ball

W=m g

v_i=+18\,\mathrm{m\,s^{-1}}

up is

+

00.050.10.150.210203040

x/\mathrm{m}

F/\mathrm{N}

F=k x

(0.20,40)

+3\,\mathrm{m\,s^{-1}}

-2\,\mathrm{m\,s^{-1}}

2\,\mathrm{kg}

1\,\mathrm{kg}

right is positive

Physics · Mechanics

Lesson

Track change with direction

Preparing your lesson…