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Study sets matching "simple machines science work"

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Study sets matching "simple machines science work"

18 terms
Science:Simple Machines and Work
Power
Work
Lever
Inclined Plane
Amount energy transferred in a certain amount of time (how qu…
Object move in the same direction that the force is applied.…
A board or bar that rests on a turning point.Fulcrum the turn…
Flat surface that is higher on one end. You can ... use this mac…
Power
Amount energy transferred in a certain amount of time (how qu…
Work
Object move in the same direction that the force is applied.…
22 terms
Physical Science Work and Simple Machines
mechanical work (W)
power (P)
simple machine
mechanical advantage (MA)
the equivalent of the amount of energy transferred to an obje…
the rate of doing work, measured in watts (w)
a basic mechanical device that either reduces effort or incre…
a measure of the reduction in effort to do a certain amount o…
mechanical work (W)
the equivalent of the amount of energy transferred to an obje…
power (P)
the rate of doing work, measured in watts (w)
29 terms
Science (work/simple machines)
Energy
Work
The following conditions must be met f…
When work is done to an object and the…
Property that enables something to do work.
Occurs when a force is used to move an object.
Apply a force to an object over a distance ... The object moves…
The work is transformed into kinetic energy.
Energy
Property that enables something to do work.
Work
Occurs when a force is used to move an object.
24 terms
Science work simple machines
work
examples of work
the amount of work you do depends on
work is not done when
is done when a force moves an object
rake leaves, pedal a bike, take out garbage
how much force you use and how far you move an object
a position of an object does not moved
work
is done when a force moves an object
examples of work
rake leaves, pedal a bike, take out garbage
23 terms
Science: Work and Simple Machines
work
work involves
force
joule
when a force causes an object to move in the same direction t…
motion and effort
measured in newtons
the unit for work
work
when a force causes an object to move in the same direction t…
work involves
motion and effort
32 terms
Science - Work and simple machines
Simple Machine do what
List 5 Simple Machines
Wedge
mechanical advantage(MA) of an Incline…
Make work easier
Pulley... Lever... Inclined plane... Wedge... Screw
An inclined plane that moves. The Downward force changes into…
MA = ramp length/ ramp height
Simple Machine do what
Make work easier
List 5 Simple Machines
Pulley... Lever... Inclined plane... Wedge... Screw
14 terms
science: work and simple machines
simple machine
work triangle
two most basic machines
1st class lever
simple tools to make work easier
f = w/d
pulley and lever
force in the middle
simple machine
simple tools to make work easier
work triangle
f = w/d
11 terms
Science work& simple machines
Compound machine
efficiency
Inclined plane
Lever
Machine made up of a combination of two or more simple machines
Equals the out put word divided by the input work, expressed…
Simple machine thatis a flat surface, sloped surface, or ramp
Simple machine consisting of a rigid rod or plank that pivots…
Compound machine
Machine made up of a combination of two or more simple machines
efficiency
Equals the out put word divided by the input work, expressed…
16 terms
Science (work and simple machines)
Kinetic energy
Potential energy
Formula for mechanical advantage
Formula for efficiency
The energy of motion
The energy of position
Output/input=MA
Output/input x 100
Kinetic energy
The energy of motion
Potential energy
The energy of position
10 terms
Science work and simple machines
Wedge
Screw
Pulley
Lever
A sloped surface that moves.
An inclined plane wrapped around a cylinder.
A grooved wheel with a rope or cable around it.
Is a simple machine made up of a bar that pivots on a certain…
Wedge
A sloped surface that moves.
Screw
An inclined plane wrapped around a cylinder.
Science Work and Simple Machines
work
motion
same
w=fd
occurs when a force causes an object to move in the same dire…
work involves _____ not just effort
when a force is applied at an angle the only work that counts…
work formula
work
occurs when a force causes an object to move in the same dire…
motion
work involves _____ not just effort
16 terms
Science: Work and Simple Machines
Work
Power
Simple Machines
Mechanical Advantage
W=Fd... Movement of an object when force is applied
P=W/Δt... Rate of doing work
The basic mechanical parts that compose more complex machines…
Force in/Force out; measure of its effectiveness in reducing…
Work
W=Fd... Movement of an object when force is applied
Power
P=W/Δt... Rate of doing work
11 terms
Science: Simple Machines & Work
Fulcrum
Inclined plane
Lever
Mechanical advantage
the point about which a lever pivots
a simple machine that consists of a flat, sloped surface
a simple machine that consists of a bar that pivots, or rotat…
the ratio of machine's output force produced to... the input for…
Fulcrum
the point about which a lever pivots
Inclined plane
a simple machine that consists of a flat, sloped surface
12 terms
Science- Work and Simple Machines
Wedge
Screw
Pulley
Lever
A sloped surface that moves
An inclined plane wrapped around a cylinder
A grooved wheel with a rope or a cable wrapped around it
A simple machine made up of a bar that pivots, or rotates, ab…
Wedge
A sloped surface that moves
Screw
An inclined plane wrapped around a cylinder
Science Work and Simple Machines
_______ - occurs when a force causes a…
Work involves _______, not just effort.
Work is done only when the force you e…
Lifting clothes basket is work, but __…
Work
motion
same
carrying... not
_______ - occurs when a force causes a…
Work
Work involves _______, not just effort.
motion
18 terms
Science: Work and Simple Machines
Effort
Effort arm
Force
Fulcrum
The action of applying a force
The part of a simple machine that supports the effort (where…
The application of a constant effort, such as a push or pull.…
The component of a lever which supports the beam and upon whi…
Effort
The action of applying a force
Effort arm
The part of a simple machine that supports the effort (where…
Physical Science Chapter 7 Work and Simple Machines
mechanical work (W)
power (P)
simple machine
mechanical advantage (MA)
the equivalent of the amount of energy transferred to an obje…
the rate of doing work, measured in watts (w)
a basic mechanical device that either reduces effort or incre…
a measure of the reduction in effort to do a certain amount o…
mechanical work (W)
the equivalent of the amount of energy transferred to an obje…
power (P)
the rate of doing work, measured in watts (w)
11 terms
Science: Work and Simple Machines
Efficiency
Fulcrum
Inclined Plane
Lever
the ratio of output work to input work
the point about which a lever pivots
a simple machine that consists of a ramp, or a flat, sloped s…
a simple machine that consists of a bar that pivots, or rotat…
Efficiency
the ratio of output work to input work
Fulcrum
the point about which a lever pivots
13 terms
Work and simple machines science
Simple machines
Lever
Fulcrum
Wheel and axel
Do work using only one movement
A simple machine made up of a bar that pivots, or rotates, ab…
The point about which a lever pivots
Is an axel attached to the center of a wheel and both rotate…
Simple machines
Do work using only one movement
Lever
A simple machine made up of a bar that pivots, or rotates, ab…
16 terms
Science Simple Machine and Work
force
Rube-Goldberg Machine
What are the 6 simple machines?
wheel and axle
push or pull on an object
a comically involved, complicated invention, laboriously cont…
wheel and axle, pulley, inclined plane, wedge, screw, lever
a simple machine that consists of 2 circular objects of diffe…
force
push or pull on an object
Rube-Goldberg Machine
a comically involved, complicated invention, laboriously cont…
14 terms
Science work and simple machines
W =
Simple machines
Slope that helps reduce force to move…
Consists of a wheel over which rope is…
FxD
Reduce amount of force
Inclined plane
Pulley
W =
FxD
Simple machines
Reduce amount of force
Science: Work and Simple Machines
Power can be calculated using the form…
The unit of power is the _______.
You and your friend each lower a 3 kg…
Doing work on an object increases the…
Power=work/time... P=w/t
watt
a. w=p x t = 58.8J... b. me... c. me
kinetic
Power can be calculated using the form…
Power=work/time... P=w/t
The unit of power is the _______.
watt
34 terms
science work and simple machines
what two things must occur for effort…
How do the three classes of levers dif…
what two simple machines are in the eg…
what two simple machines are in scisso…
1. object must move... 2. motion must be in the applied fored
1. fulcrum is in between output/input force... 2. fulcrum is at…
1. wheel and axel... 2. wedge
1. wedge... 2. 1st class lever
what two things must occur for effort…
1. object must move... 2. motion must be in the applied fored
How do the three classes of levers dif…
1. fulcrum is in between output/input force... 2. fulcrum is at…
71 terms
Science Work and Simple Machines
Work
Formula for work
What is transferred when work is done?
What will happen if more force is appl…
Force acting over some amount of distance to cause a change i…
W= F d, W= m a d, W= v/t m * d (etc.)
Energy
It will move a greater distance
Work
Force acting over some amount of distance to cause a change i…
Formula for work
W= F d, W= m a d, W= v/t m * d (etc.)
13 terms
Science: work and simple machines
Machine
What two things need to happen for wor…
The formula for work
Before she applied to the machine is c…
A device that helps do work by either overcoming a force or c…
Force is applied to an object and object moves in the directi…
Force x distance
Input force
Machine
A device that helps do work by either overcoming a force or c…
What two things need to happen for wor…
Force is applied to an object and object moves in the directi…
18 terms
Science Vocabulary: Work and Simple Machines
Effort
Force
Gram
Load
The action of applying a force.
A push or a pull.
A basic unit in the metric system used to measure mass.
An object(s) moved by a force.
Effort
The action of applying a force.
Force
A push or a pull.
45 terms
Science Chapter 5 Work and Simple Machines
Machine
Simple Machine
6 examples of a simple machine
Compound machine
device that makes doing work easier; reducing amount of effor…
machine that does work with only 1 movement
inclined planes, pulley, lever, wheel and axle, wedge, screw
machine that is a combination of 2 or more simple machines.
Machine
device that makes doing work easier; reducing amount of effor…
Simple Machine
machine that does work with only 1 movement
16 terms
SCIENCE 8 Work and Simple Machines
efficency
machine
compound machine
resistance force
Can be calculated by comparing a machine's output work to its…
a device that changes the magnitude or the direction of a force
consists of two or more simple machines linked so that the re…
the force exerted by a machine
efficency
Can be calculated by comparing a machine's output work to its…
machine
a device that changes the magnitude or the direction of a force
8 terms
Work and simple machine: science
Work
Work equation
Power
Power equation
Is done when a force causes an object to move in the same dir…
Work (j) = force (n) • distance (m) ... Work= joules... Force= new…
How quickly work is done
Power (watts) = work (joules)/ time (s)
Work
Is done when a force causes an object to move in the same dir…
Work equation
Work (j) = force (n) • distance (m) ... Work= joules... Force= new…
29 terms
Work and Simple Machines
efficiency
input
fulcrum
lever
increases when using a lubricant
the spot you put force on a machine
the point where a lever arm "pivots"
A beam, free to pivot on a point, used to move a load.
efficiency
increases when using a lubricant
input
the spot you put force on a machine
18 terms
Work and Simple Machines- 5th Grade Science
Spring Scale
Newton
Meter
Force
A scientific tool that measures force in newtons.
A unit of force, which is represented mathematically as (N).
A basic metric unit of length used to measure distance. They…
The application of a push or pull. This is represented mathem…
Spring Scale
A scientific tool that measures force in newtons.
Newton
A unit of force, which is represented mathematically as (N).
21 terms
Science: Work and Simple Machines (Vocabulary)
Work
Force x distance
Joule
1 Newton-meter
Force exerted through a distance
Formula for work
SI unit of work
Equivalent of one joule
Work
Force exerted through a distance
Force x distance
Formula for work
20 terms
Science review work and simple machines
Output
Efficiency
Inclined plane
Joules
I am the force a hammer exerts on a nail.
I am the work output divided by the work input.
I am a slanted surface used to raise an object
I am the unit of measure for work
Output
I am the force a hammer exerts on a nail.
Efficiency
I am the work output divided by the work input.
25 terms
Work and simple machines science quiz
Work
Work calculation
Work units
Force units
Work in scientific terms is to move a force to move an object…
Force X distance
Joules
Newtons
Work
Work in scientific terms is to move a force to move an object…
Work calculation
Force X distance
23 terms
Work and Simple Machines
What energy is used to do
Force applied through a distance
3 requirements for work to exist:
Unit for work
Work
Work
1. The is a Force applied... 2. The force and the distance must…
Joules (J)
What energy is used to do
Work
Force applied through a distance
Work
13 terms
Work & Simple Machines
work
power
work (science definition)
joules
force X distance
work (force X distance) divided by time
using force to move an object a distance
unit used to measure work
work
force X distance
power
work (force X distance) divided by time
10 terms
Science Work, Power, and Simple Machines
Work input
Effort Force
Power
resistance distance
Work done to the machine ... Fe x De
force put into the machine
Rate of work
distance done by the machine Wo/time
Work input
Work done to the machine ... Fe x De
Effort Force
force put into the machine
14 terms
Work & Simple Machines Vocabulary
work
power
input force
output force
is done when a force exerted on an object causes that object…
rate at which work is done; equal to the work done divided by…
force exerted on a machine
force exerted by a machine
work
is done when a force exerted on an object causes that object…
power
rate at which work is done; equal to the work done divided by…
23 terms
Science Work, Rates, and Simple Machines
unit for work
another unit for work
unit for force
unit for distance
joule
Newton meter
Newton
meter
unit for work
joule
another unit for work
Newton meter
28 terms
8th Science Work Power & Simple Machines
Energy
Force
Work
Power
the ability to do work
A push or a pull-may be the weight- unit is Newtons
anytime a force moves an object (force and motion must be in…
How fast work gets done. Unit is Watts.
Energy
the ability to do work
Force
A push or a pull-may be the weight- unit is Newtons
23 terms
Science/Energy, Work and Simple Machines
Force
Friction
Work
Work=
a push or a pull that changes the motion or shape of an object
is a force that slows the motion between two objects that are…
occurs when a force moves an object
Force x Distance
Force
a push or a pull that changes the motion or shape of an object
Friction
is a force that slows the motion between two objects that are…
14 terms
Work and Simple Machines 8th Science
Compound Machine
Efficiency
Inclined Plane
Input Force
device made up of a combination of 2 or more simple machines
ability of a machine to convert input work to output work
simple machine with a flat, sloped surface, like a ramp, that…
force exerted on a machine; aka effort force
Compound Machine
device made up of a combination of 2 or more simple machines
Efficiency
ability of a machine to convert input work to output work
28 terms
Science Exam-Work and Simple Machines
Kilowatt
Simple Machine
Lever
1st Class Lever
1000 watts, a unit of measure
change force and distance, never changes amount of work being…
bar on a pivot used to move a load (resistance) by applying e…
any lever where the fulcrum is between the effort and resista…
Kilowatt
1000 watts, a unit of measure
Simple Machine
change force and distance, never changes amount of work being…
9 terms
Work and Simple Machines, Science 8
Work
Mechanical advantage
Ideal mechanical advantage
Actual mechanical advantage
Occurs when a force is applied and causes an object to move;…
Number of times a force on the machine is multiplied by the m…
Without friction
With friction
Work
Occurs when a force is applied and causes an object to move;…
Mechanical advantage
Number of times a force on the machine is multiplied by the m…
27 terms
Science- Energy, Work, & Simple Machines Test review
Electrical (thermal) and chemical (rad…
kinetic energy
potential energy
elastic potential energy
forms of energy
energy in the form of motion; depends on mass and velocity of…
energy that is stored (waiting at the top of a slide)
energy stored by something that can stretch or compress, such…
Electrical (thermal) and chemical (rad…
forms of energy
kinetic energy
energy in the form of motion; depends on mass and velocity of…
12 terms
Science Work/Power Simple Machines
Work
Power
Rate
Distance
F x D or Newton-meter. The transfer of energy to an object. T…
w/t or J/s. The rate at which energy is transferred. This is…
energy / time
Measured in meters
Work
F x D or Newton-meter. The transfer of energy to an object. T…
Power
w/t or J/s. The rate at which energy is transferred. This is…
33 terms
Work and Simple Machines
mechanical advantage
effort
fulcrum
lever arm
When a simple machine increases the force. ... "It makes effort…
same as "force" (a push or a pull)
the point where a lever arm "pivots"
A beam, free to pivot on a point, used to move a load.
mechanical advantage
When a simple machine increases the force. ... "It makes effort…
effort
same as "force" (a push or a pull)
9 terms
Science Vocab/work, simple machines
Efficiency
Inclined plane
Wedge
Screw
The percentage of the input work that is converted to output…
A flat surface set at an angle or an incline with no moving p…
A device that is thick at one end and tapers to a thin edge a…
An inclined plane wrapped around a cylinder
Efficiency
The percentage of the input work that is converted to output…
Inclined plane
A flat surface set at an angle or an incline with no moving p…
13 terms
Work and Simple Machines Vocab Science
Work
Distance
Input Force
Output Force
Is done when a force is exerted on an object causes that obje…
Is equal to force times distance
Force exerted on a machine; also called effort force
Force exerted by a machine to overcome so resistance; also ca…
Work
Is done when a force is exerted on an object causes that obje…
Distance
Is equal to force times distance
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