Forces Revision Questions

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  • Created by: 47tk
  • Created on: 18-11-22 20:47
What equations are used to find Force?
Weight = mass x gfs
Force = Spring constant x extension
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What equation is used to find Elastic Potential Energy
Elastic Potential Energy = 1/2 x Force x extension
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What equation finds Resultant Force
Resultant Force = mass x acceleration
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What equation finds Average Speed
Average Speed = Distance travelled/Time
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What equation finds Stopping Distance?
Stopping Distance= Thinking Distance + Braking Distance
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What equation finds Momentum
Momentum = Mass x Acceleration
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What does Newton's First Law state?
Newton's First Law states that if the resultant force on a stationary object is 0 then the object stays stationary, resultant force on a moving object is 0 then it remains at a constant speed
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What does Newton's 3rd Law state?
Newton's 3rd Law states that the forces acting on 2 objects are equal and opposite
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What is Inertia?
Inertia is the tendency of motion to remain unchanged
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What is Terminal Velocity?
Terminal Velocity is the fastest that an object can fall
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What does Hooke's Law state?
The limit of proportionality is the point where proportionality breaks down, The spring constant depends on the spring
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What are Vector Quantities and what is the main example used?
Vector quantities have both size and direction and Velocity is the main example
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What are Scalar Quantities and what is the main example used?
Only have size but no direction, speed
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What does it mean when an object is Inelastically deformed?
It cannot go back to its original shape after the force is exerted
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What does it mean when an object is Elastically Formed
It can go back to its original form after the force is exerted
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What equation is used to find Acceleration?
Acceleration = Change in velocity/ Time
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Other cards in this set

Card 2

Front

What equation is used to find Elastic Potential Energy

Back

Elastic Potential Energy = 1/2 x Force x extension

Card 3

Front

What equation finds Resultant Force

Back

Preview of the front of card 3

Card 4

Front

What equation finds Average Speed

Back

Preview of the front of card 4

Card 5

Front

What equation finds Stopping Distance?

Back

Preview of the front of card 5
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