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15
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What is the name of the single force on an object, which is a combination of all of the forces acting on that object?
The resultant force
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15
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Define acceleration
Acceleration is the rate of change of velocity
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15
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If the forces on an object are balanced, what will be happening to the object's motion?
The object will be moving at a constant velocity or stationary.
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thief
Give points!
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10
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25
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magnet
Take 10 points!
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shark
Other team loses 15 points!
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lifesaver
Give 20 points!
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15
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What is Newton's 3rd law?
Every force has and equal and opposite reaction force.
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15
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How do we represent vectors in diagrams?
As arrows, arrow have size and direction.
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15
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What is the resultant force on this trolley and in which direction?
0N
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15
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Is the magnetic force a contact or non contact force?
Non contact
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15
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What causes the Earth's tides?
The gravitational pull of the moon
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seesaw
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gold
Win 50 points!
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gift
Win 20 points!
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banana
Go to last place!
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15
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The forces on this car are balanced. There is no resultant force. Therefore the car is stationary [True/false]
False, the drag force shows the car is moving at a constant velocity
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15
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What is the resultant force on this trolley and in which direction?
30N right
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15
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How can the drifting astronaut get back to the shuttle (has no thrusters in their suit)
Throw the hammer away from the shuttle, the equal and opposite force will send them back to the shuttle.
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lifesaver
Give 15 points!
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magnet
Take 15 points!
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gift
Win 20 points!
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lifesaver
Give 10 points!
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15
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Is displacement a scalar or vector quantity?
Vector
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banana
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fairy
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5
10
15
20
25
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shark
Other team loses 20 points!
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lifesaver
Give 25 points!
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