Newton's 3rd Law & Friction

$F\Delta t=\Delta p=p-po$

$v=u+at$

$f=ma$

None of the Above

20N

5N

16N

10N

The person will actually move backwards, they need to paddle the other way

The water pushes back with an equal and opposite force

The person is pushing harder than the water

The water pushes back with a greater force than the person

The wall has more mass

The person is pushing harder than the wall

The wall is pushing harder than the person

The skateboard is pushing on the person

The table and the book are pushing back with an acceleration of 9.8m/s².

The table pushes back up on the book with a force greater than 20N

The inertia of the book is equal to the inertia of gravity

The table pushes back up on the book with an equal and opposite force of 20N

40.8 kg

41 kg

30.6 kg

300 N

4.9 kg

9.8 N/kg

0.5 kg

5.0 kg

5kg

17.95N

1.39N

0.718N

static

sliding

fluid

rolling

The force applied by the board must be greater than the frictional force

The frictional force must equal the force applied by the board

The force applied must equal zero

There is not enough information

65 N

226 N

175 N

114 N