motion 0.0 / 5 Physicsmotion OtherNone Created by: Isabella SofiaCreated on: 29-04-18 16:31 Acceleration The amount of which speed increases in one second 1 of 21 Atmospheric Pressure pressure caused by the collisions of air molecules that produce a force on an area 2 of 21 Average speed the total distance travelled in the time taken for a complete jouney 3 of 21 Centre of gravity the point in an object where the force of gravity seems to act 4 of 21 centre of mass the point in an object where the mass of an object seens to act 5 of 21 compressed squashed into smaller space. 6 of 21 density the mass of material in a certain volume 7 of 21 distance-time graph a graph that shows how far an object moves each second 8 of 21 gas pressure the force exerted by air particles when they collide with a surface 9 of 21 incompresible cannot be compressed/ squashed 10 of 21 instantaneuos speed the speed at a particular moment 11 of 21 law of moments an object is an equilibrium if the clockwise moments equal the anticlockwise moments 12 of 21 liquid pressure the pressure produced by collisions of particles in a liquid 13 of 21 metres per second a unit of speed 14 of 21 moment a measure of the ability of a force to rotate an object about a pivot 15 of 21 newton metres the unit of moment 16 of 21 newtons per metre squared a unit of pessure 17 of 21 pivot the point about which a lever or see-saw balances 18 of 21 pressure a force exerted on a certain area 19 of 21 realtive motion the difference between the speeds of two moving objects, or of a moving and a stationary object 20 of 21 speed a measure of how far something travels ina given time 21 of 21

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