Study sets matching "machines power simple chapter 14"

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Study sets matching "machines power simple chapter 14"

16 terms
Chapter 14 work, power, & simple machines
Joule
Watt
Power of a machine
1 Horsepower
unit of work
SI unit of power
is the rate of doing work
equal to 750 Watts
Joule
unit of work
Watt
SI unit of power
Chapter 14 - Work, Power, and simple machines
A product of force and distance
SI unit of work
Rate of doing work
SI unit of power
Work
Joules
Power
Watts
A product of force and distance
Work
SI unit of work
Joules
21 terms
Chapter 14: Work, Power, and Simple Machines
What is the work equation?
What is the power equation?
What is the unit for work?
What is the unit for power?
Work= Force x Distance
Power= Distance/Time
joules
watts
What is the work equation?
Work= Force x Distance
What is the power equation?
Power= Distance/Time
20 terms
Chapter 14 work power and simple machine
Formula to calcuate power
Formula to calculate work
Unit to measure power
Unit to mess work
Work divided by time
Force times distance
Watt
Newton meter or joule
Formula to calcuate power
Work divided by time
Formula to calculate work
Force times distance
35 terms
Physical Science: Chapter 14- Work, Power, and Simple Machines
work
joule
For a force to do work on an object...
Formula for work
Exerting a force over a distance.
SI unit of work
some of the force must act in the same direction as the objec…
Work= Force × Distance
work
Exerting a force over a distance.
joule
SI unit of work
17 terms
Science Vocabulary Chapter 14,. Work, Power, simple Machines
Work
Power
Force
Input Force
When a force exerted on an object causes that object to move…
Rate at which work is done; equal to the work done divided by…
A push or pull
Force exerted ONTO a machine
Work
When a force exerted on an object causes that object to move…
Power
Rate at which work is done; equal to the work done divided by…
Chapter 14 Simple Machines
Work
Joule
Power
Watt
The product of force and distance
Is the SI unit of work
The rate of doing work
The SI unit if power is
Work
The product of force and distance
Joule
Is the SI unit of work
16 terms
chapter 14 & simple machines
work
output force
input force
mechanical advantage
application of a force to an object to move it a certain dist…
force exerted by a machine
force exerted on a machine
number of times the input force is multiplied by a machine, e…
work
application of a force to an object to move it a certain dist…
output force
force exerted by a machine
35 terms
Chapter 14: Simple Machines
Force
Newton
Work
The amount of work depends on 2 things:
a push or pull upon an object
SI unit of force and weight
the product of the force applied to an object and the distanc…
- The amount of force exerted on the object... - The distance th…
Force
a push or pull upon an object
Newton
SI unit of force and weight
9 terms
Chapter 14 Work and Simple Machines
Simple Machine
Compound Machine
Pulley
Input Force
A machine that does work with only one movement
A combination of two or more simple machines that operate tog…
A grooved wheel with a rope, chain, or cable running along th…
The force exerted on a machine
Simple Machine
A machine that does work with only one movement
Compound Machine
A combination of two or more simple machines that operate tog…
17 terms
Chapter 14 Test Review Work, Power & Simple Machines
watt
Joule
work
move
The SI unit for power
The SI unit for work
Power is the rate at which________is done.
What must the object do in order for work to be done?
watt
The SI unit for power
Joule
The SI unit for work
Chapter 14 Simple Machines
You can make a machine more efficient…
Which class of lever has the input for…
A simple machine made of a wheel attac…
Which class of lever has the output fo…
True
3
Wheel and axle
2
You can make a machine more efficient…
True
Which class of lever has the input for…
3
27 terms
Ch 14 - Work, Power, Simple Machines
Work
Power
Joule
Watt
a transfer of energy when a force is applied through a distance
How fast work is done
Unit of measurement of Energy
Unit of measurement of Power
Work
a transfer of energy when a force is applied through a distance
Power
How fast work is done
27 terms
Chapter 14 - Work and Simple Machines
joule
work
simple machines
lever
A unit used to measure energy and work.
A result of a force moving an object a certain distance.
a machine with few moving parts, making it easier to do work…
A rigid bar pivoted about a fulcrum, fixed point
joule
A unit used to measure energy and work.
work
A result of a force moving an object a certain distance.
21 terms
Chapter 14 Work and Simple Machines
Work
Power
Input force
Output force
Force exerted on an object that causes it to move
(physics) the rate of doing work
the force that is applied to the machine
The force exerted on an object by a machine.
Work
Force exerted on an object that causes it to move
Power
(physics) the rate of doing work
20 terms
Ch 14 - Work, Power, Simple Machines
Work
Power
Joule
Watt
a transfer of energy when a force is applied through a distance
How fast work is done
Unit of measurement of Energy
Unit of measurement of Power
Work
a transfer of energy when a force is applied through a distance
Power
How fast work is done
Chapter 14.4 - Simple Machines
Lever
Fulcrum
Input arm
Output arm
Rigid bar that is free to move around a fixed point
The fixed point the bar rotates around
Distance between the input force and the fulcrum
Distance between the output force and the fulcrum
Lever
Rigid bar that is free to move around a fixed point
Fulcrum
The fixed point the bar rotates around
19 terms
Chapter 14: Work and Simple Machines
Machine
Simple machine
Work
Friction
A device that makes work easier by changing the size or direc…
Has only one movement, makes work easier
Exertion of a force on an object that produces motion in the…
Causes the output work of a machine to be less than the input…
Machine
A device that makes work easier by changing the size or direc…
Simple machine
Has only one movement, makes work easier
17 terms
Chapter 14 Work and Simple Machines
force
friction
compound
compound machine
a push or pull
force that opposes motion between two touching surfaces
made of separate pieces or parts
machine made up of a combination of two or more simple machines
force
a push or pull
friction
force that opposes motion between two touching surfaces
19 terms
Chapter 14 Work, Power, and Machines
work
Joule
power
Watt
when a force moves and object in the direction of the force
SI unit for work that represents a N * m
the rate of doing work
SI unit for power that represents a J/s
work
when a force moves and object in the direction of the force
Joule
SI unit for work that represents a N * m
Chapter 8 Work, Power, Simple Machines
Work
When is work done?
Calculating Work
Joule
when a force causes an object to move in the direction of the…
work is only done if an object moves in the same direction as…
W = F x d or W = N x m = J
a unit used to measure work in terms of newtons x meters = a…
Work
when a force causes an object to move in the direction of the…
When is work done?
work is only done if an object moves in the same direction as…
26 terms
Chapter 14 Work, Power, and Machines
work
watt
joule
horsepower
____________ = force x distance
abbreviated as W, it is the unit of power
With the symbol J - it is the unit of work.
is equal to about 746 watts
work
____________ = force x distance
watt
abbreviated as W, it is the unit of power
Chapter 14 work, power, and machines
Work
power
Joule
watt
is the product of force and distance
Rate of doing work, doing work at a faster rate requires more…
is the SI unit for work (J)
SI unit for power which is equall to one Joule per second (W)
Work
is the product of force and distance
power
Rate of doing work, doing work at a faster rate requires more…
26 terms
Chapter14 Work, Power, and Machines
Input Work
Output Work
Input Force
Machine
work done on a machine
work done by a machine
force exerted on a machine
device that changes force
Input Work
work done on a machine
Output Work
work done by a machine
chapter 14 work power machines
work
joule
power
watt
the product of distance and the force of direction
the si unit work equal to one newton
the rate of doing work
the si unit of one joule per second
work
the product of distance and the force of direction
joule
the si unit work equal to one newton
26 terms
chapter 14. Work, Power, and Machines.
work
power
horsepower
joule
product force and distance
rate of doing work
one horsepower is equal to 746 watts
SI unit of work
work
product force and distance
power
rate of doing work
26 terms
Chapter 14 work, power, and machines
Work
power
Joule
watt
is the product of force and distance
Rate of doing work, doing work at a faster rate requires more…
is the SI unit for work (J)
SI unit for power which is equall to one Joule per second (W)
Work
is the product of force and distance
power
Rate of doing work, doing work at a faster rate requires more…
26 terms
Chapter 14 Work, Power, And Machines
work
power
horsepower
joule
product force and distance
rate of doing work.
one horsepower is equal to 746 watts.
SI unit of work
work
product force and distance
power
rate of doing work.
16 terms
Chapter 14 Work, Power, & Machines
Work
Power
Horsepower
Jule
the product of force & distance
the rate of doing work
1 horsepower is equal to 746 watts (unit for power)
the SI unit of work
Work
the product of force & distance
Power
the rate of doing work
26 terms
Chapter 14 work, power, and machines
Work
power
Joule
watt
is the product of force and distance
Rate of doing work, doing work at a faster rate requires more…
is the SI unit for work (J)
SI unit for power which is equall to one Joule per second (W)
Work
is the product of force and distance
power
Rate of doing work, doing work at a faster rate requires more…
16 terms
Chapter 14- Work, Power and Machines
work
power
horsepower
joule
When you apply a force to an object and the object moves in t…
The rate at which work is done.
A common unit of work that is equal to ~746 watts.
The SI unit of work.
work
When you apply a force to an object and the object moves in t…
power
The rate at which work is done.
Chapter 14 vocabulary Simple Machines
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 b…
Force exerted on a machines
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 b…
Chapter 14: Work, Power, and Machines
machine
work
power
joule
a device that changes a force
A result of a force moving an object a certain distance.
A quantity that measures the rate at which work is done or en…
The SI unit of work
machine
a device that changes a force
work
A result of a force moving an object a certain distance.
16 terms
Chapter 14 Simple Machines Vocabulary Words
work
output force
input force
mechanical advantage
operate or function, especially properly or effectively
the force the machine exerts on a object
the force you put on the machine
the ratio of the force produced by a machine to the force app…
work
operate or function, especially properly or effectively
output force
the force the machine exerts on a object
Chapter 14- Work and Simple Machines
Work
Power
Machine
Effort Force
The transfer of energy that occurs when a force makes an obje…
the amount of work done in a certain amount of time, produced…
a device that makes work easier by 1) increasing the amount o…
the force you applied to the machine (input)
Work
The transfer of energy that occurs when a force makes an obje…
Power
the amount of work done in a certain amount of time, produced…
Ch 14 - Work, Power, Simple Machines
Work
Power
Joule
Watt
Amount of force applied over a certain distance
How fast work is done
Unit for work
Unit for power
Work
Amount of force applied over a certain distance
Power
How fast work is done
26 terms
chapt 14 work, power, simple machines
work
Is a weightlifter doing work when he r…
Is he doing work holding the barbell a…
why does it take more work to walk 10f…
force X distance
yes, because he is generating an upward and moving a distance
no, because although he is excreting force
a greater force is required b/c gravity is trying to pull you…
work
force X distance
Is a weightlifter doing work when he r…
yes, because he is generating an upward and moving a distance
26 terms
Chapter 14--Work, Power, & Machines
work
power
horsepower
joule
the product of force and distance; when a force acts on an ob…
the rate of doing work; the amount of work done in a given time
equal to about 746 Watts; created by Scottish scientist, Jame…
a unit of work equal to one newton-meter
work
the product of force and distance; when a force acts on an ob…
power
the rate of doing work; the amount of work done in a given time
14 terms
Chapter 14 work/simple machines
Work
Power
Input force
Output force
Is done when a force causes an object to move in the same dir…
Is how quickly work is done P= w divided by t
The force that you apply on a machine
The force that the machine applies
Work
Is done when a force causes an object to move in the same dir…
Power
Is how quickly work is done P= w divided by t
42 terms
Chapter 14: Work and Simple Machines
work
power
input force
output force
done when a force exerted on an object causes that object to…
rate at which work is done
force exerted on a machine
force exerted by a machine
work
done when a force exerted on an object causes that object to…
power
rate at which work is done
45 terms
Chapter 14: Work, Power, and Machines
What is work?
Are you technically doing work if you…
What does work depend on?
How does the force affect the work if…
Product of force through a distance
No, because the distance is zero
Direction of force and distance
It does no work
What is work?
Product of force through a distance
Are you technically doing work if you…
No, because the distance is zero
42 terms
Chapter 14: Work and Simple Machines
work
power
input force
output force
done when a force exerted on an object causes that object to…
rate at which work is done
force exerted on a machine
force exerted by a machine
work
done when a force exerted on an object causes that object to…
power
rate at which work is done
42 terms
Chapter 14: Work and Simple Machines
work
power
input force
output force
done when a force exerted on an object causes that object to…
rate at which work is done
force exerted on a machine
force exerted by a machine
work
done when a force exerted on an object causes that object to…
power
rate at which work is done
26 terms
Chapter 14--Work, Power, & Machines
work
power
horsepower
joule
the product of force and distance; when a force acts on an ob…
the rate of doing work; the amount of work done in a given time
equal to about 746 Watts; created by Scottish scientist, Jame…
a unit of work equal to one newton-meter
work
the product of force and distance; when a force acts on an ob…
power
the rate of doing work; the amount of work done in a given time
Chapter 14 Work, Power, and Machines
Work
Joule
Power
Watt
The product of force and distance.
The SI unit for work.
The rate of doing work.
The SI unit for power.
Work
The product of force and distance.
Joule
The SI unit for work.
Chapter 14 Work, Power, and Machines
In science, what is work?
For a force to do work on an object, _…
If there is no movement, _____________…
Any part of force that does not act in…
The product of force and distance.
some of the force must act in the same direction as the objec…
no work is done
does no work on an object
In science, what is work?
The product of force and distance.
For a force to do work on an object, _…
some of the force must act in the same direction as the objec…
Science Chapter 14 Simple Machines
Machine
Compound machine
Archimedes
Geometric plane
Any device that helps you to do work
a combination of different simple machines working together
A mathmetician who lived around 200 BC and figured out how to…
a flat surface
Machine
Any device that helps you to do work
Compound machine
a combination of different simple machines working together
Chapter 14 Work, Power, and Machines,
What is work?
Are you technically doing work if you…
What does work depend on?
How does the force affect the work if…
The product of force through a distance
No, because the distance is zero
Direction of force and distance
It does no work
What is work?
The product of force through a distance
Are you technically doing work if you…
No, because the distance is zero
14 terms
HRCS chapter 14 Work & Simple Machines
Work
Power
Input force
Output force
Is done when a force exerted on an object causes that object…
Rate at which work is done
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
26 terms
Chapter 14- Work, Power and Machines
work
power
horsepower
joule
Force X Distance
The rate of doing work.
A common unit of work that is equal to ~746 watts.
The SI unit of work.
work
Force X Distance
power
The rate of doing work.
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