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Study sets matching "simple machines 4"

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Study sets matching "simple machines 4"

9 terms
Y4 Simple Machines
work
power
simple machine
lever
is using a force over a distance
time it takes to do work
a tool that helps us do work
bar used for raising and moving weights centered on a fulcrum
work
is using a force over a distance
power
time it takes to do work
20 terms
14.4 Simple Machines
Simple Machines
6 Simple Machines
friction
force
Tools that make work easier.
lever, pulley, screw, wheel and axle, inclined plane, wedge
Force created when two objects rub against each other.
A push or pull on an object.
Simple Machines
Tools that make work easier.
6 Simple Machines
lever, pulley, screw, wheel and axle, inclined plane, wedge
26 terms
Grade 4 - Simple Machines
wheel
inclined plane
screw
wedge
wheel
inclined plane
20 terms
simple machines
pulley
inclined plane
lever
gears
A simple machine that helps lift a load higher while requirin…
A simple machine with a slanted surface that decreases the am…
Simple machine made of a fulcrum, arm, load, and effort. Redu…
A special type of wheel with teeth.
pulley
A simple machine that helps lift a load higher while requirin…
inclined plane
A simple machine with a slanted surface that decreases the am…
10 terms
Unit 4: Simple Machines
mechanical advantage
machine
inclined plane
pulley
the way in which a machine multiples the applied force; calcu…
A device that makes work easier
A flat surface set at an angle used to help raise or lower ob…
a simple machine consisting of a wheel with a groove in which…
mechanical advantage
the way in which a machine multiples the applied force; calcu…
machine
A device that makes work easier
25 terms
Simple Machines
simple machines
machines
load
lever
machines with few or no moving parts
something that makes work easier
object lifted
straight bar that moves on fixed point
simple machines
machines with few or no moving parts
machines
something that makes work easier
12 terms
simple machines 4
incline plane
IMA of inclined plane
example of incline plane
wedge
a slanted surface along with force moving object at different…
distance/change of height
ramp
V shape, two incline planes slopped toward each other
incline plane
a slanted surface along with force moving object at different…
IMA of inclined plane
distance/change of height
12 terms
Simple Machines 4
force
work
effort
machine
push or pull
what is done when a force moves something
the force needed to move an object
a device that makes work easier
force
push or pull
work
what is done when a force moves something
10 terms
Simple Machines
Simple Machine
Work
Inclined Plane
Wedge
A device that makes work easier by allowing force (push or pu…
Force multiplied by distance (W=fd)
A slanting surface connecting a lower level to a higher level.
An object with at least one slanting side ending in a sharp e…
Simple Machine
A device that makes work easier by allowing force (push or pu…
Work
Force multiplied by distance (W=fd)
14 terms
Simple Machines
Simple Machine
6 Simple Machines
friction
force
Tools that make work easier.
lever, pulley, screw, wheel and axle, inclined plane, wedge
Force created when two objects rub against each other.
A push or pull on an object.
Simple Machine
Tools that make work easier.
6 Simple Machines
lever, pulley, screw, wheel and axle, inclined plane, wedge
10 terms
Simple Machines
inclined plane
wedge
screw
lever
a flat, slanted surface that works like a ramp; PURPOSE: make…
a pair of inclined planes attached back-to-back; PURPOSE: for…
a spiral wrapped around a center post; PURPOSE: lifts objects…
a bar that pivots or turns on a fixed point called the fulcru…
inclined plane
a flat, slanted surface that works like a ramp; PURPOSE: make…
wedge
a pair of inclined planes attached back-to-back; PURPOSE: for…
10 terms
Simple Machines 4
6 simple machines
energy
work
force
inclined plane, screw, wedge, lever, pulley, wheel and axel
the ability to do work
force x distance
a push or pull
6 simple machines
inclined plane, screw, wedge, lever, pulley, wheel and axel
energy
the ability to do work
10 terms
Simple Machines 14.4
lever
fulcrum
input arm
output arm
A rigid bar pivoted about a fulcrum.
The fixed point around which a lever pivots
the distance between the input force and the fulcrum
the distance between the output force and the fulcrum
lever
A rigid bar pivoted about a fulcrum.
fulcrum
The fixed point around which a lever pivots
25 terms
simple machines
pulley
inclined plane
lever
gears
pulley
inclined plane
12 terms
Simple Machines
Lever
Examples of levers
screw
Examples of screws
made up of a bar that turns on a fixed point or a fulcrum
light switch, seesaw, hammer, wheel barrow
an inclined plane wound around a cylinder
light bulb, drill, toothpaste cap and tube
Lever
made up of a bar that turns on a fixed point or a fulcrum
Examples of levers
light switch, seesaw, hammer, wheel barrow
10 terms
Simple machines
lever
pulley
wedge
wheel and axle
lever
pulley
12 terms
Chapter 4 simple machines
Can opener
Wheelbarrow
Crowbar
Submarine
Compound machine that is comprised of a wheel and axle and a…
A second class lever used to move heavy loads without carryin…
First class lever used for prying open boxes
Compound machine that uses ballast tanks to rise and sink
Can opener
Compound machine that is comprised of a wheel and axle and a…
Wheelbarrow
A second class lever used to move heavy loads without carryin…
14 terms
Ch 4: Simple Machines
work
power
input force
output force
when a force exerted on an object causes that object to move…
rate at which work is done
force exerted on a machine
force exerted by a machine
work
when a force exerted on an object causes that object to move…
power
rate at which work is done
8 terms
Simple Machines
pulley
screw
wheel and axle
wedge
A simple machine made up of a rope fitted around a rim of a f…
A simple machine made up of an inclined plane wrapped around…
A simple machine made up of two cylinders that turn on the sa…
A simple machine made up of two inclined planes
pulley
A simple machine made up of a rope fitted around a rim of a f…
screw
A simple machine made up of an inclined plane wrapped around…
18 terms
simple machines
simple machine
wedge
screw
wheel and axle
a basic device that can change the amount or the direction of…
2 inclined planes placed back to back
a series of inclined planes wrapped around a pole
a large wheel attached to a smaller wheel
simple machine
a basic device that can change the amount or the direction of…
wedge
2 inclined planes placed back to back
22 terms
Simple Machines Grade 4
Force
spring scale
work
machine
A push or pull
a tool used to measure force or weight
is force and motion, work only gets done when a force is used…
anything that makes work easier
Force
A push or pull
spring scale
a tool used to measure force or weight
18 terms
simple machines
simple machine
wedge
screw
wheel and axle
a basic device that can change the amount or the direction of…
2 inclined planes placed back to back
a series of inclined planes wrapped around a pole
a large wheel attached to a smaller wheel
simple machine
a basic device that can change the amount or the direction of…
wedge
2 inclined planes placed back to back
25 terms
14.4 Simple Machines
six types of simple machines
lever
fulcrum
levers are classified into the 3 categ…
lever wheel and axle inclined plane wedge screw pulley
a rigid bar that is free to move around a fixed point
the fixed point that rotates around
locations of the input force, output force, and fulcrum
six types of simple machines
lever wheel and axle inclined plane wedge screw pulley
lever
a rigid bar that is free to move around a fixed point
10 terms
14.4 simple Machines
Lever
Fulcrum
Input Arm
Output Arm
a rigid bar that is free to move around a fixed point.
The fixed point the bar rotates around
the distance between the input force and the fulcrum
the distance between the output force and the fulcrum.
Lever
a rigid bar that is free to move around a fixed point.
Fulcrum
The fixed point the bar rotates around
30 terms
14.4 Simple Machines
Six types of simple machines
Examples of first-class lever
First-class lever
Example of second-class lever
Lever, wheel and axle, inclined plane, wedge, screw and pulley
Seesaw, scissors, and tongs
The fulcrum of a first-class lever is always located in betwe…
Wheelbarrow
Six types of simple machines
Lever, wheel and axle, inclined plane, wedge, screw and pulley
Examples of first-class lever
Seesaw, scissors, and tongs
33 terms
14-4 simple machines
Six types of simple machines
Lever
First class lever
Second class lever
Lever ... Wheel and axle... Inclined plane... Wedge ... Screw... Pulley
Rigid bar that is free to move around
MA can be less than 1, greater than 1, or = to 1... Ex: seesaw,…
OF is located between the input force and the fulcrum ... MA is…
Six types of simple machines
Lever ... Wheel and axle... Inclined plane... Wedge ... Screw... Pulley
Lever
Rigid bar that is free to move around
10 terms
14.4 Simple Machines
Lever
Fulcrum
Input arm
Screw
Rigid bar that is free to move around a fixed point
Fixed point the bar rotates around
Distance between the input force and the fulcrum
An inclined plane wrapped around a cylinder
Lever
Rigid bar that is free to move around a fixed point
Fulcrum
Fixed point the bar rotates around
23 terms
14.4 Simple Machines
Six types of simple machines
You can calculate the IMA based just on
Lever
Levers have three classes based on
lever... wheel and axle... inclined plane... wedge... screw... pulley
the locations of the forces involved
rigid bar free to move around a fixed point (point is the ful…
locations of input force, output force, and fulcrum
Six types of simple machines
lever... wheel and axle... inclined plane... wedge... screw... pulley
You can calculate the IMA based just on
the locations of the forces involved
17 terms
Simple Machines
Work
Conditions necessary for work to be done
Simple Machine
Lever
Occurs when a force is applied to an object and it responds t…
Apply a force to an object over a distance. The object moves…
s a device that reduces the amount of effort force needed to…
Is a rigid bar or board that is free to move around a fixed p…
Work
Occurs when a force is applied to an object and it responds t…
Conditions necessary for work to be done
Apply a force to an object over a distance. The object moves…
10 terms
14.4 Simple Machines
lever
fulcrum
input arm
output arm
a rigid bar that is free to move around a fixed point
the fixed point the bar rotates around
a lever is the distance between the input force and the fulcrum
the distance between the output force and the fulcrum
lever
a rigid bar that is free to move around a fixed point
fulcrum
the fixed point the bar rotates around
10 terms
Simple Machines 14.4
lever
fulcrum
input arm
output arm
A rigid bar pivoted about a fulcrum.
The fixed point around which a lever pivots
the distance between the input force and the fulcrum
the distance between the output force and the fulcrum
lever
A rigid bar pivoted about a fulcrum.
fulcrum
The fixed point around which a lever pivots
16 terms
14.4 Simple Machines
Lever
Wheel and Axel
Inclined plane
Wedge
A rigid bar free to move around a point (the fulcrum)
Two disc's or cylinders each one with a different radius
A slanted surface along which the force moves an object to a…
A V- shaped object whose sides are two inclined planes slope…
Lever
A rigid bar free to move around a point (the fulcrum)
Wheel and Axel
Two disc's or cylinders each one with a different radius
12 terms
Ch. 4 Simple Machines
Lever
Pulleys
Wheel and Axle
Inclined Plane
A simple machine from the lever family, in which it is a bar…
A simple machine from the lever family. It is a wheel with a…
A simple machine from the lever family. It is a lever or a pu…
A simple machine from the inclined plane family, another word…
Lever
A simple machine from the lever family, in which it is a bar…
Pulleys
A simple machine from the lever family. It is a wheel with a…
8 terms
Sec 4 simple machines
Lever
Fulcrum
Wheel and axle
Incline plane
A rigid bar that is free to move around a fulcrum
The fixed point of a pivot
To disk or cylinders each with a different radius
A slanted surface along which is force moves in object to a d…
Lever
A rigid bar that is free to move around a fulcrum
Fulcrum
The fixed point of a pivot
10 terms
14.4 Simple Machines
Lever
Fulcrum
Input Arm
Output Arm
a rigid bar that is free to move around a fixed point
the fixed point a lever rotates around
the distance between the fulcrum in a lever and the input force
the distance between the fulcrum in a lever and the output fo…
Lever
a rigid bar that is free to move around a fixed point
Fulcrum
the fixed point a lever rotates around
9 terms
14.4 Simple machines
Lever
fulcrum
input arm
output arm
A rigid bar that is free to move around and fixed point
The fixed point around which a lever rotates.
the distance between the input force and the fulcrum
the distance between the output force and the fulcrum
Lever
A rigid bar that is free to move around and fixed point
fulcrum
The fixed point around which a lever rotates.
13 terms
Simple Machines
lever
Wheel and axle
pulley
inclined plane
A rod that is balanced on a fixed point (fulcrum) that can he…
A device made from two different-sized, circular objects that…
a simple machine that consists of a grooved wheel with a rope…
A flat surface set at an angle or an incline with no moving p…
lever
A rod that is balanced on a fixed point (fulcrum) that can he…
Wheel and axle
A device made from two different-sized, circular objects that…
19 terms
Unit 4: Simple Machines
Work
force
input force
output force
The use of force to make an object go some distance
Any type of push or pull
Is the initial force used to get a machine working. Machines…
A force done by a machine.
Work
The use of force to make an object go some distance
force
Any type of push or pull
11 terms
Unit 4 : Simple Machines
work
energy
machine
simple machine
the force to move an object some distance.... when an object mo…
the ability to do work or to cause a change... measured in joules
any device that makes work easier... does not decrease the amou…
machines on which all other mechanical machines are based upo…
work
the force to move an object some distance.... when an object mo…
energy
the ability to do work or to cause a change... measured in joules
17 terms
14.4 Simple Machines
What are the 6 types of simple machines?
A screwdriver used to pry the lid off…
The fixed point that a lever rotates a…
To calculate the ideal mechanical adva…
1. lever... 2. wheel and axle... 3. inclined plane... 4. wedge... 5. scre…
first-class lever
fulcrum
output arm
What are the 6 types of simple machines?
1. lever... 2. wheel and axle... 3. inclined plane... 4. wedge... 5. scre…
A screwdriver used to pry the lid off…
first-class lever
31 terms
Unit 4-Simple Machines
effort=the work you need to do; load=t…
joule/newton-meter
newton
meter
What is the difference between load (output) and effort (inpu…
unit of measure for work
unit of measure for weight or force
unit of measure for distance
effort=the work you need to do; load=t…
What is the difference between load (output) and effort (inpu…
joule/newton-meter
unit of measure for work
5 terms
Simple Machines
pulley
screw
wheel and axle
inclined plane
A simple machine made up of a rope fitted around a fixed wheel
A simple machine made up of a cilinder with a helicoidal thre…
A simple machine made up of two cylinders that turn on the sa…
A simple machine made up of a sloping surface (ramp)
pulley
A simple machine made up of a rope fitted around a fixed wheel
screw
A simple machine made up of a cilinder with a helicoidal thre…
13 terms
Simple Machines: Grade 4
force
work
energy
load
a push or pull
to apply a force that makes an object move
the ability to do work or to cause changes in matter
the object being lifted or moved by a simple machine
force
a push or pull
work
to apply a force that makes an object move
10 terms
Otters-Simple Machines (3/4)
Wheel and axle
fulcrum
Wedge
Incline Plane
a mechanical device consisting of a grooved wheel turned by a…
the support about which a lever turns (not a simple machine,…
a piece of a substance (as wood or iron) that tapers to a thi…
a plane surface that makes an oblique angle with the plane of…
Wheel and axle
a mechanical device consisting of a grooved wheel turned by a…
fulcrum
the support about which a lever turns (not a simple machine,…
53 terms
Chapter 4: Simple Machines
Work
One Joule
Power(P=W/T
Machine
When you exert a force on an object to move some distance, ca…
The amount of work you do when exert a force of one newton to…
The rate at which work is done. Equals the amount work done o…
A device that allows you to do work in a way that is easier
Work
When you exert a force on an object to move some distance, ca…
One Joule
The amount of work you do when exert a force of one newton to…
29 terms
Chapter 4 Simple Machines
Work
Joule
Power
Machine
Exerting a force on an object that causes the object to move…
The SI unit of work (N x m)
Rate at which work is done
A device that allows you to do work in a way that is easier
Work
Exerting a force on an object that causes the object to move…
Joule
The SI unit of work (N x m)
28 terms
Simple Machines
Simple Machine
Compound Machine
Inclined Plane
Longer inclined plane
Does work with only one movement
Made of a combination of simple machines
A flat sloped surface
Smaller force needed
Simple Machine
Does work with only one movement
Compound Machine
Made of a combination of simple machines
16 terms
Lesson 4 - Simple Machines
A force acting on an object does no wo…
If you exert a force of 10.0 N to lift…
If you exert a force of 500 N to walk…
How do you increase power?
The force is not in the direction of the object's motion
7.5 J
500W
You can increase the amount of work you do in a given amount…
A force acting on an object does no wo…
The force is not in the direction of the object's motion
If you exert a force of 10.0 N to lift…
7.5 J
10 terms
simple machines part 4
Describe speed ratio
equation of speed ratio
how do you tell the different between…
Describe Hydraulics
big driver-small driven ... (turns slow-turns fast)
number of driver teeth/ number of follower teeth
think which gears moves faster
it uses the force of liquids in a confined space
Describe speed ratio
big driver-small driven ... (turns slow-turns fast)
equation of speed ratio
number of driver teeth/ number of follower teeth
12 terms
Simple Machines
Lever
Examples of levers
screw
Examples of screws
made up of a bar that turns on a fixed point or a fulcrum
light switch, seesaw, hammer, wheel barrow
an inclined plane wound around a cylinder
light bulb, drill, toothpaste cap and tube
Lever
made up of a bar that turns on a fixed point or a fulcrum
Examples of levers
light switch, seesaw, hammer, wheel barrow
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