Study sets matching "simple machines science 7"

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Study sets matching "simple machines science 7"

Science 7 Simple Machines
MACHINE
WORK
FORCE OR DISTANCE
.LONGER DISTANCES
DEVICES THAT MAKE WORK EASIER
MACHINES CAN NEVER MULTIPLY....
MACHINES CAN MULTIPLY......
MACHINES MULTIPLY FORCE AT THE COST OF .......
MACHINE
DEVICES THAT MAKE WORK EASIER
WORK
MACHINES CAN NEVER MULTIPLY....
Year 7 Science - Simple Machines
1. What is a machine?
2. What is a simple machine?
3. What three things make up a lever?
4. What is the order of the 3 parts of…
A device that makes a physical task easier (1 mark)
A machine that transfers energy from one object to another (1…
Fulcrum (1 mark)... Load (1 mark)... Effort (1 mark)
Load - Fulcrum - Effort (Fulcrum is in the middle) (1 mark)
1. What is a machine?
A device that makes a physical task easier (1 mark)
2. What is a simple machine?
A machine that transfers energy from one object to another (1…
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)
22 terms
Physical Science Simple Machines
force
friction
bouyancy
forces
A push or pull or turn on an object.
Force created when two objects rub against each other.
Forces for air flight
force
A push or pull or turn on an object.
friction
Force created when two objects rub against each other.
15 terms
Physical Science 7-5 Simple Machines
Simple machines make work easier
Inclined Plane
Screw
Wedge
- increase size of applied force... - change direction of applie…
Sloping surface used to raise objects
An inclined plane wrapped in a spiral around a cylinder
A moving inclined plane with 1 or 2 sloping sides
Simple machines make work easier
- increase size of applied force... - change direction of applie…
Inclined Plane
Sloping surface used to raise objects
18 terms
Physical Science Simple Machines
force
friction
gravity
Simple Machines
A push or pull or turn on an object.
Force created when two objects rub against each other.
The force that pulls objects toward each other.
Tools that make work easier.
force
A push or pull or turn on an object.
friction
Force created when two objects rub against each other.
6 terms
Science 7 Six Simple Machines
Pulley
Wheel and axle
Inclined plane
Wedge
A simple machine made of a grooved wheel with a rope or cable…
A simple machine made of two connected objects that rotate ar…
A flat, sloped surface
A device that is thick at one end and tapers to a thin edge a…
Pulley
A simple machine made of a grooved wheel with a rope or cable…
Wheel and axle
A simple machine made of two connected objects that rotate ar…
16 terms
Science simple machines 7-4
What is a machine
When is work done
What does efficiency measure
Machines more efficientlcy
Any devise that makes work easier by changing a force
When a force a force moves a object over distance
How much import force is used to move
Reduce amount of friction
What is a machine
Any devise that makes work easier by changing a force
When is work done
When a force a force moves a object over distance
11 terms
Science Unit 7 Simple Machines
Types of Simple Machines
first class lever
second class lever
third class lever
lever, wheel and axle, pulley, inclined plane, wedge, screw
fulcrum in middle
resistence in middle
effort in middle
Types of Simple Machines
lever, wheel and axle, pulley, inclined plane, wedge, screw
first class lever
fulcrum in middle
44 terms
7-4 Science ~ Simple Machines
Inclined Plane
Pulley
Simple Machine
Screw
an object with a flat, tilted surface; a simple machine that…
uses grooved wheels & a rope to raise & lower a load
-a simple device with few or no moving parts that changes the…
-a simple machine made of a shaft with grooves that wrap arou…
Inclined Plane
an object with a flat, tilted surface; a simple machine that…
Pulley
uses grooved wheels & a rope to raise & lower a load
18 terms
Science 5: Simple Machines
lever
fulcrum
load
force
A lever has a fulcrum, beam/bar, load and effort.
The point where the bar (or beam) balances or pivots.
What is being pushed, pulled, lifted or moved. Also known as…
The push, pull, or lift that uses energy to cause motion. Als…
lever
A lever has a fulcrum, beam/bar, load and effort.
fulcrum
The point where the bar (or beam) balances or pivots.
science chapter 7:simple machines
What lever is a bar that is __________…
What is the fixed point or rotation ca…
What is the part of the lever where th…
What is the part of the lever where th…
free to pivot
fulcrum
effort arm
resistance arm
What lever is a bar that is __________…
free to pivot
What is the fixed point or rotation ca…
fulcrum
Science Olympiad 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
17 terms
Science Test Ch. 7: Simple Machines
What are the 6 simple machines?
Lever
Wheel & Axle
Pulley
Lever, Wheel & Axle, Pulley, Inclined Plane, Wedge, Screw
A beam that pivots at on a fulcrum
A wheel that rotates around a pole in the center
A wheel with a rim where a pulled rope can lift a load
What are the 6 simple machines?
Lever, Wheel & Axle, Pulley, Inclined Plane, Wedge, Screw
Lever
A beam that pivots at on a fulcrum
17 terms
Science Simple Machines
Pulley
Screw
Wedge
Lever
Wheel with grooves that can hold a rope
Inclined plane wound around an axle
One or more inclined planes used to force things apart
A bar that turns on a point
Pulley
Wheel with grooves that can hold a rope
Screw
Inclined plane wound around an axle
24 terms
Science 6th - Simple Machines
pulley
moveable pulley
fixed pulley
pulley system
a grooved wheel with a rope around it
attached to the object being lifted and it decreases the amou…
a pulley attached to a FIXED POINT changing the direction of…
can change the direction of a force and multiply the force
pulley
a grooved wheel with a rope around it
moveable pulley
attached to the object being lifted and it decreases the amou…
Science (Simple Machines)
Simple Machine
Inclined Plane
Lever
Pulley
A machine with few or no moving parts. Simple machines make w…
A sloping surface, such as a ramp. Can be used to alter the e…
A straight rod or board that pivots on a point known as a ful…
A wheel that usually has a groove around the outside edge. Pu…
Simple Machine
A machine with few or no moving parts. Simple machines make w…
Inclined Plane
A sloping surface, such as a ramp. Can be used to alter the e…
SCIENCE SIMPLE MACHINES AND MACHINES
machine
a machine can make work easier in what…
Input and Output forces
Formula for finding energy
any device that makes doing work easier
1. increasing force... 2. decreasing force... 3. changing direction
two forces involved when a machine does work
FI(DI)+FO(DO)
machine
any device that makes doing work easier
a machine can make work easier in what…
1. increasing force... 2. decreasing force... 3. changing direction
22 terms
Physical Science Simple Machines
force
friction
bouyancy
forces
A push or pull or turn on an object.
Force created when two objects rub against each other.
An upward force on an object in water
can be balanced or unbalanced
force
A push or pull or turn on an object.
friction
Force created when two objects rub against each other.
8 terms
Physical Science - Simple Machines
Machine
Why is a bicycle a good example of a m…
Machines have i_____ and o_____.
What does INPUT include?
A device with moving parts that work together to accomplish a…
The parts work together to transform forces from muscles in t…
Input and Output
Everything you do to make the machine work.
Machine
A device with moving parts that work together to accomplish a…
Why is a bicycle a good example of a m…
The parts work together to transform forces from muscles in t…
7 Simple Machines Vocabulary
Machine
Wheel and axle
Effort force
Resistance force
A device that makes work easier.
Two different-sized wheels that turn together around the same…
The force applied to a machine.
The force that opposes the effort force.
Machine
A device that makes work easier.
Wheel and axle
Two different-sized wheels that turn together around the same…
Work and Simple Machines Physical Science chap. 7
mechanical work (W)
power (P)
watt (W)
simple machine
the equivalent of the amount of energy transferred to an obje…
the rate of doing work measured in watts in the metric system
the metric unit of power (1 ____ = 1 joule/second)
a basic mechanical device that either reduces effort or incre…
mechanical work (W)
the equivalent of the amount of energy transferred to an obje…
power (P)
the rate of doing work measured in watts in the metric system
22 terms
Physical Science and Simple Machines
force
friction
bouyancy
forces
A push or pull or turn on an object.
Force created when two objects rub against each other.
The ability or tendency to float in water or air or some othe…
Forces for air flight
force
A push or pull or turn on an object.
friction
Force created when two objects rub against each other.
30 terms
Physical Science Chapter 7- Simple Machines
Work
Power
Mechanical Advantage
Ideal mechanical advantage
Exchange of energy for some change in a physical system or a…
Rate of doing work or amount of work done in a period of time…
The number of times a machine multiplies the force applied to…
The number of times a machine would multiply the force applie…
Work
Exchange of energy for some change in a physical system or a…
Power
Rate of doing work or amount of work done in a period of time…
96 terms
physical science// chapter 7// work & simple machines
some of out best machines are ___ of G…
__ envolves the exchange of energy for…
Work evolves the exchange of __ for so…
Work evolves the exchange of energy fo…
Imitations
Work
Energy
Physical system
some of out best machines are ___ of G…
Imitations
__ envolves the exchange of energy for…
Work
Simple Machines Science Olympiad
screw
wheel and axle
pulley
wedge
screw
wheel and axle
10 terms
3rd Grade Science - Simple Machines
simple machine
lever
fulcrum
inclined plane
Kinds of tools with few or no moving parts that make work eas…
a simple machine made of a bar that is supported underneath a…
the point on which a lever is supported and turns
a simple machine that is a flat surface that can be sloped or…
simple machine
Kinds of tools with few or no moving parts that make work eas…
lever
a simple machine made of a bar that is supported underneath a…
20 terms
6th Science Simple Machines
What is an inclined plane?
How does an inclined plane make it eas…
How can an inclined plane be used in a…
What is a pulley?
An inclined plane is a slanted surface with one raised end, a…
An inclined plane allows you to use less force to raise an ob…
An escalator is an example of a system that uses an inclined…
1) a simple machine that consists of a wheel with a groove in…
What is an inclined plane?
An inclined plane is a slanted surface with one raised end, a…
How does an inclined plane make it eas…
An inclined plane allows you to use less force to raise an ob…
Year 7 Science: Simple Machines Terms
mechanical advantage
First class lever
Lever
Second class lever
...
...
...
...
mechanical advantage
...
First class lever
...
LLHS Science Ch. 7 - Simple Machines
IMA
RMA
joule
power
Ideal Mechanical Advantage
Real Mechanical Advantage
SI unit of energy =1 Newton Meter
(physics) the rate of doing work
IMA
Ideal Mechanical Advantage
RMA
Real Mechanical Advantage
13 terms
Simple Machines-Science
simple machines
work
work equation
mechanical advantage
make work easier or more efficient
moving an object over a distance using force
work= force x distance
the number of times easier a machine makes a job
simple machines
make work easier or more efficient
work
moving an object over a distance using force
9 terms
Science - Simple Machines
Work
Simple Machine
Lever
Wheel-and-axle
Work is the use of force to move an object from one place to…
A simple machine has few or no moving parts. This wheelbarrow…
A LEVER is a BAR that pivot or turns, on a fixed support call…
A WHEEL-AND-AXLE is a simple machine that has a WHEEL and an…
Work
Work is the use of force to move an object from one place to…
Simple Machine
A simple machine has few or no moving parts. This wheelbarrow…
11 terms
Science Simple Machines
effort force
wedge
simple machine
work
force you put into a simple machine
two inclined planes placed back to back
basic machines that make up other machines
result of a force moving an object through a distance
effort force
force you put into a simple machine
wedge
two inclined planes placed back to back
7 terms
Science: Simple Machines
Wedge
Wheel and Axel
Screw
Lever
A machine that cuts through something
A machine that reduces force and goes on the bottom of a car
A machine that spins onto something to secure it
A bar that pivots with a load and effort on either end
Wedge
A machine that cuts through something
Wheel and Axel
A machine that reduces force and goes on the bottom of a car
24 terms
Science 6th - Simple Machines
pulley
moveable pulley
fixed pulley
pulley system
a grooved wheel with a rope around it
attached to the object being lifted and it decreases the amou…
a pulley attached to a FIXED POINT changing the direction of…
can change the direction of a force and multiply the force
pulley
a grooved wheel with a rope around it
moveable pulley
attached to the object being lifted and it decreases the amou…
20 terms
Deonta simple machines science
dependent
energy
independent
fixed
variable you measure
property than enables something to work
variable you change
type of pulley attached to a structure
dependent
variable you measure
energy
property than enables something to work
22 terms
Physical Science Simple Machines
force
friction
bouyancy
forces
A push or pull or turn on an object.
Force created when two objects rub against each other.
Forces for air flight
force
A push or pull or turn on an object.
friction
Force created when two objects rub against each other.
22 terms
Physical Science Simple Machines
force
friction
bouyancy
forces
A push or pull or turn on an object.
Force created when two objects rub against each other.
Forces for air flight
force
A push or pull or turn on an object.
friction
Force created when two objects rub against each other.
12 terms
Science Olympiad Simple Machines
Power
Watt
Joule
Newtons
Joules/seconds
Unit of Power
Unit of Work
Unit of Energy
Power
Joules/seconds
Watt
Unit of Power
Simple Machines Science Quizlet
Work
Simple Machine
3 Ways Simple Machines Help Us
6 Simple Machines
Occurs when a force is used to move an object. Done when a fo…
A device that helps reduce the amount of force required to do…
1. Apply less effort over a greater distance.... 2. Apply more e…
lever... wheel and axle... pulley... inclined plane... wedge... screw
Work
Occurs when a force is used to move an object. Done when a fo…
Simple Machine
A device that helps reduce the amount of force required to do…
17 terms
science simple machines
work
joule
power
machine
Force x Distance
SI unit of energy/... Unit of work
Rate at which work is done
a device that helps do work by either overcoming a force or c…
work
Force x Distance
joule
SI unit of energy/... Unit of work
13 terms
8th Science --- Simple Machines
Simple Machine
What are the 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.
What are the 6 Simple Machines?
lever, pulley, screw, wheel and axle, inclined plane, wedge
9 terms
Science Simple Machines
wedge
screw
wheel-and-axle
simple machine
A simple machine made of two inclined planes back to back
A simple machine made of a post with an inclined plane wrappe…
A simple machine made of a wheel and an axle that turn together
a machine with few or no moving parts that you apply just one…
wedge
A simple machine made of two inclined planes back to back
screw
A simple machine made of a post with an inclined plane wrappe…
Technology - 7 - Simple Machines
1st class lever
2nd class lever
3rd class lever
Inclined plane
load - pivot - force... examples: seesaw, crowbar, scissors, pli…
pivot - load - force... examples: wheelbarrow, bottle opener, nu…
pivot - force - load... examples: tweezers, tongs
a slanted surface used to raise objects... examples: ramps, ladd…
1st class lever
load - pivot - force... examples: seesaw, crowbar, scissors, pli…
2nd class lever
pivot - load - force... examples: wheelbarrow, bottle opener, nu…
Science Simple Machines Vocabulary
Machines
Wedge
Inclined Plane
Screw
Machines make it easier for us to do work. There are three ba…
The two sides of the wedge push the downward force of the ham…
Pushing a load up a gentle slope is easier than lifting the l…
Turning a screw into an object is easier than pushing it in d…
Machines
Machines make it easier for us to do work. There are three ba…
Wedge
The two sides of the wedge push the downward force of the ham…
23 terms
Physical Science chapter 7 Work and Simple Machines
1. Applied F... 2. Objcet moves ... 3. Force…
Have only one or two parts to accompli…
1. Theoretically no more than 100%... 2.…
What is saved in effort must be made u…
3 conditins for mechanical work to occur
Simple machines
Efficiency
Distance principle
1. Applied F... 2. Objcet moves ... 3. Force…
3 conditins for mechanical work to occur
Have only one or two parts to accompli…
Simple machines
Science Simple Machines
Joule
Newton
First Class Lever
Second Class Lever
Measurement of work.
Measurement of force.
Joule
Measurement of work.
Newton
Measurement of force.
8 terms
Carolyn Science- Simple Machines
Whats the work formula?
Pully
Wedge
Screw
Work= Distance x force
a kind of wheel with a grove
A type of inclined plane
an inclined plane raped around a rod
Whats the work formula?
Work= Distance x force
Pully
a kind of wheel with a grove
24 terms
SCIENCE OLYMPIAD Simple Machines
Machine
Simple machine
Compound machine
Mechanical advantage
A mechanical or electrical device that makes work easier
A non-motorized device that changes the direction and/or magn…
Two or more simple machines put together. In fact, most machi…
A measure of the force amplification achieved by using a tool…
Machine
A mechanical or electrical device that makes work easier
Simple machine
A non-motorized device that changes the direction and/or magn…
30 terms
Physical Science Chapter 7- Simple Machines
Work
SI unit for work
Power
SI unit for power
Exchange of energy for some change in physical
joules
rate of doing work
watts
Work
Exchange of energy for some change in physical
SI unit for work
joules
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