https://padlet.com/walshj_21/q6qgtxc88909 en-us 2016-10-04 13:04:00 UTC 2016-10-11 12:36:25 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Send.png walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128148064 a force that opposes motion between two surfaces that are in contact. ]]> 2016-10-04 13:11:11 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128148064 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128148508 an object's change in position relative to a reference point.]]> 2016-10-04 13:12:14 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128148508 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128148905 the distance traveled divided by the time interval during which the motion occured. ]]> 2016-10-04 13:13:06 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128148905 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128149326 the speed of an object in a particular direction. ]]> 2016-10-04 13:14:07 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128149326 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128149706 the rate at which velocity changes over time; an object accelerates if its speed, direction, or both change. ]]> 2016-10-04 13:15:03 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128149706 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128150566 a push or a pull exerted on an object in order to change the motion of the object; force has size and direction. ]]> 2016-10-04 13:16:55 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128150566 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128151571 the SI unit for force (symbol N)]]> 2016-10-04 13:18:49 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128151571 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128151913 the combination of all of the forces acting on an object]]> 2016-10-04 13:19:34 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128151913 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128153062 distance / time]]> 2016-10-04 13:22:05 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128153062 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128153426 gravity & magnetism ]]> 2016-10-04 13:22:48 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128153426 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128153745 balanced forces will not cause a change in motion]]> 2016-10-04 13:23:30 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128153745 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128154105 produce a change in motion]]> 2016-10-04 13:24:12 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128154105 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128154520 meters/second
km/h
ft/s
mi/h]]> 2016-10-04 13:24:59 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128154520 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128458599 - earth's surface
-trees
-buildings]]> 2016-10-05 12:40:36 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128458599 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128460591 average speed on a graph move at a constant rate on a graph]]> 2016-10-05 12:45:31 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128460591 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128461575 velocity is relative to a certain direction.]]> 2016-10-05 12:47:56 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128461575 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128462729 average acceleration= 
(final velocity-starting velocity) / time is takes to change velocity]]> 2016-10-05 12:51:20 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128462729 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128465364 there is no movement; the forces are equal]]> 2016-10-05 13:00:43 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128465364 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/128465446 there is movement; the forces are unequal ]]> 2016-10-05 13:01:01 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/128465446 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129495245 a force of attraction between objects that is due to their masses. ]]> 2016-10-10 12:58:15 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129495245 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129495624 gravity can change the motion of an object by changing its speed, direction, or both]]> 2016-10-10 12:59:14 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129495624 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129495960 all matter has mass; gravity is a result of mass]]> 2016-10-10 13:00:14 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129495960 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129496349 - why do objects fall towards earth?
- what keeps planets moving in the sky?]]> 2016-10-10 13:01:32 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129496349 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129496720 all objects in the universe attract each other through gravitational forces.]]> 2016-10-10 13:02:45 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129496720 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129497411 a measure of the gravitational force exerted on an object; value can change with location in the universe. ]]> 2016-10-10 13:05:08 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129497411 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129497825 kg, grams, mg]]> 2016-10-10 13:06:18 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129497825 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129498635 a measure of the amount of matter in an object. ]]> 2016-10-10 13:08:59 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129498635 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129498924 an object's mass does not change. ]]> 2016-10-10 13:09:57 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129498924 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129499162 weight changes when gravitational force changes]]> 2016-10-10 13:10:36 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129499162 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129499778 - the increase of mass
- the decrease of distance between two objects]]> 2016-10-10 13:12:21 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129499778 walshj_21 https://padlet.com/walshj_21/q6qgtxc88909/wish/129500478 the size of the force depends on the masses of the objects and the distance between objects]]> 2016-10-10 13:14:06 UTC https://padlet.com/walshj_21/q6qgtxc88909/wish/129500478