Quiz
Physics Final Review
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Perguntas do quiz (40)
1What are significant figures?
- Aall the non-zero digits of a number and the zero included
- Ball the non-zero digits of a number and the zero included, that are included between them
2Scientific notation is written as a product number between 1 and 10.
- AVerdadeiro
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3Is this Metric Conversion Chart correct?
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4How can we convert a number to standard form?
- AMove the decimal to the right
- BMove the decimal to the right of the exponent
- CMove the decimal to the right, the number of spaces indicated by the exponent
5How can we convert a number into Scientific Notation?
- ACreate a number between 1 and 10 moving the decimal to the RIGHT, then counting the number of spaces the decimal moved which determines the exponent of 1.
- BCreate a number between 1 and 10 moving the decimal to the LEFT, then counting the number of spaces the decimal moved which determines the exponent of 1.
6Algebra Practice- The two methods we can use to solve for an algebra problem in physics are-
[blank_start]Cross-Multiply Method, Secondary Method[blank_end]- ACross-Multiply Method, Secondary Method
7What is Unit Conversion?
- Aa numerical factor used to multiply or divide a quantity when converting from one system of units of another.
- Ba way where you convert units with dividing
8Which of these is true about Accuracy, Precision and Error?
- AAccuracy- close
Precision- exact
Error- difference - BAccuracy- close
Precision- same
Error- difference - CAccuracy- close
Precision- similar amount
Error- difference
- AAccuracy- close
9The equation for average speed is : speed=distance/time
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10The equation for average velocity is: velocity=displacement/time.
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11The equation for acceleration is: change in velocity/ time
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12The equation for speed while accelerating is: speed while accelerating= acceleration x time.
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13A Position vs. Time graph describes....
- Athe specific motion of two given objects, the slope represents the acceleration of an object.
- Bthe specific motion of a given object, the slope represents the velocity of an object.
14Newtons First Law explains...
- AEvery object stays at rest or stays moving in a straight line, unless it is acted on by a net force.
- BEvery object stays at rest even when it is acted by a net force.
15Newtons Second Law explains...
- ANet force= gravity x acceleration
- BNet force= mass x acceleration
16Newtons Third Law explains...
- AWhenever an object exerts a force on a second object, the second object exerts an equal and opposite force on the first object. ( Action= Reaction )
- BWhenever an object exerts a force on the second object, the second object exerts a different and opposite force on the first object.
17The Law of Gravitation:
Key-
G= Gravity
M1= Mass 1
M2= Mass 2
D= Double the distance between objects
- AThis is the Law of Gravitation.
18A force is a push or pull that occurs to an object.
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19Mark the contact and field forces.
- AContact Forces- normal
Field Force- gravity, magnetic - BContact Forces- normal, friction, tension
Field Force- gravity, magnetic field, electrostatic force
- AContact Forces- normal
20Momentum is how "hard" it is to stop an object from moving. The equation to solve for Momentum is, p= mass x velocity.
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21Weight is the force of gravity acting upon an object. The equation to solve for weight is, weight=mass x gravitational acceleration (9.8m/s ).
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22MVP Chart Graph- Allow you to solve for an objects momentum after.
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23Work is the force applied to an object x the displacement of the given object. The equation to solve is W= F x Change in displacement.
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24Power is the rate of "doing" force. The equation is P= Work / Change in time.
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25Potential Energy (PE) is...
The equation for PE is...- AThe energy an object normally has
Equation= PE = mass x gravity x height - BThe energy an object has due to its position (height)
Equation= PE= mass x gravity x height
- AThe energy an object normally has
26Kinetic Energy is...
The equation is...- AThe energy of moving objects
KE= 1/2 x m x v2 - BThe energy of a moving object plus the position
KE= 1/2 x m x v2
- AThe energy of moving objects
27The Law of Conservation of Energy-
[blank_start]the total mechanic energy of a system[blank_end] will remain constant until work is being done.
- Athe total mechanic energy of a system
28Mechanical Energy is...
The equation is...- AThe energy possed by an object due to its motion or position
TME= PE + KE - BThe energy an object has due to the motion
TME= PE + KE
- AThe energy possed by an object due to its motion or position
29A wave is when [blank_start]you make a compression and it repeats.[blank_end]
- Ayou make a compression and it repeats.
30A medium is a substance or material that [blank_start]carries the wave ( or disturbance )[blank_end] from one location to another.
- Acarries the wave ( or disturbance )
31A transverse wave is a wave in which particles of the [blank_start]medium move in a direction perpendicular[blank_end].
- Amedium move in a direction perpendicular
32A longitudial wave is a wave where particles of [blank_start]the medium move in a parallel direction.[blank_end]
- Athe medium move in a parallel direction.
33What is the Frequency of a wave? What is the equation?
- AFrequency- how often the particles of a medium vibrate when a wave passes through a medium
F= 1/Period - BFrequency- how often the time duration for one wave is
F= 1/ Period
- AFrequency- how often the particles of a medium vibrate when a wave passes through a medium
34What is Wavespeed? What is the equation?
- AWavespeed- the speed of a wave
Wavespeed Equation- Speed= period x wavelength - BWavespeed- the speed of a wave
Wavespeed Equation- Speed = frequency x wavelength
- AWavespeed- the speed of a wave
35Constructive Waves- when wave crest [blank_start]overlap to make a greater amplitude[blank_end]
- Aoverlap to make a greater amplitude
36Destructive Waves- when a wave crest overlaps [blank_start]with a trough to create less amplitude[blank_end]
- Awith a trough to create less amplitude
37The Doppler Effect- [blank_start]a change in frequency (pitch)[blank_end] when either the sound source or listener moves position ( due to relative motion between source/reciever )
- Aa change in frequency (pitch)
38Mark the ones that are true.
- AWhen frequency increases, sound increases.
- BWhen amplitude increases, loudness of the wave increases.
39The equation for the distance of a sound wave is d= v x change in time.
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40Fundamental Rule of Charge-
Opposite charges attract-
Like charges repel-
Neutral can do either ( depending on other object charge )-- AVerdadeiro
- BFalso
Informações
- Descrição
- This is the quiz for the physics final review on 1/21. Good luck!
- Autor
- Vanessa M8638
- Idioma
- English
- Visualizações
- 4
- Avaliação
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