physics test 0.0 / 5 ? Physicsphysic]GCSENone Created by: eden1Created on: 05-10-15 13:18 what is acceleration? a change in speed per unit time 1 of 26 what is the equation for accelaration? change in speed / time 2 of 26 what is the unit for accelaration? m/s^2 3 of 26 what is deceleration? slowing down. 4 of 26 what is speed? the distance traveled in a certain amount of time. 5 of 26 what is the equation for speed? distance / time 6 of 26 what does constant speed look like on a distance-time graph ? positive corrolation (/) 7 of 26 what does stationary speed look like on a distance-time graph ? a horizontal line (-) 8 of 26 what does constant speed look like in an opposite direction on a distance-time graph ? a negative correlation (\) 9 of 26 what does accelerating look like on a distance-time graph ? a curved positive correlation (J) 10 of 26 what does decelerating look like on a distance-time graph ? a curved line which goes up then down (r) 11 of 26 what is the gradient of a distance time-graph used to calculate? the speed 12 of 26 what is velocity? speed in a given direction. 13 of 26 what is another equation for acceleration? final velocity - starting velocity / time 14 of 26 what does uniform acceleration in a speed time graph look like? positive corrolation (/) 15 of 26 what does uniform decceleration in a speed time graph look like? a negative corrolation (\) 16 of 26 what does constant speed in a speed time graph look like? a horizontal line (-) 17 of 26 what does stationary speed in a speed time graph look like? a horizontal line at the bottom of the graph (_) 18 of 26 what does increasing acceleration in a speed time graph look like? a curved positive correlation (J) 19 of 26 what does decreasing acceleration in a speed time graph look like? a curved line which goes up then down (r) 20 of 26 what does decreasing decceleration in a speed time graph look like? a curved negative correlation ((_) 21 of 26 what does increasing acceleration in a speed time graph look like? a curved negative correlation ()) 22 of 26 how do you work out the distance traveled in a speed time graph? the area under a speed time graph. 23 of 26 what is the equation for force? mass * acceleration 24 of 26 what is the equation for stopping distance? thinking distance + braking distance 25 of 26 what is work? energy needed to move an object. 26 of 26
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