Hint | Answer | % Correct |
---|---|---|
If I go 50m in 20 seconds, what is my speed? | 2.5m/s | 72%
|
If I move at 10m/s for 15 seconds, how far have I gone in that time? | 150 metres | 58%
|
Weight = __*___? | {Mass} * {gravitational field strength} | 48%
|
A law stating that the strain in a solid is proportional to the applied stress within the elastic limit of that solid. | Hooke's Law | 26%
|
What can be hammered into new shapes? | Malleable materials | 24%
|
What can be drawn into wires? | Ductile materials | 18%
|
Sum of clockwise moments always equals... | Sum of anticlockwise moments | 18%
|
What deforms plastically before breaking thus absorbing energy | Tough materials | 6%
|
What is the equation linking speed, distance and time? | s=d/t | 4%
|
If Object A exerts a force on Object B, Object B always... | Exerts an equal force in size and direction | 2%
|
What is the Moment word equation? | Moment = {force} * {perpendicular distance to the pivot} | 2%
|
An object will stay at rest and an object in motion will stay in motion with the same speed and direction unless... | Acted upon by unbalanced force. | 0%
|
What is friction? | A force that opposes motion | 0%
|
What are brittle materials? | Doesn't deform plastically prior to fracture | 0%
|
What do elastic materials do? | Returns to its original shape after deforming forces are removed | 0%
|
What is the centre of gravity? | The point through which the weight acts | 0%
|
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