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Work It Vocabulary… Part 2 Up for Grabs 10 Point 20 Points 30 Points 40 Points 50 Points 10 Point 20 Points 30 Points 40 Points 50 Points 30 Points 40 Points 50 Points Get It In Gear Vocabulary
A sloping surface used to move objects from one level to another
What is an inclined plane?
A unit for measuring force
What is a newton?
A measure of how fast an object is moving
What is speed?
A rigid bar that pivots on a fulcrum
What is a lever?
Force exerted by the object you are trying to move
What is resistance?
Simple machines allow us to do the same amount of work with less __________.
What is effort?
True or false: A teacher pushing on a wall that is never going to move is an example of work.
What is false?
The unit for measuring force was named after this famous scienctist.
Who was Sir Isaac Newton?
Give 3 examples of situations where work is being performed.
Answers will vary. 10 points for each correct answer.
To calculate the amount of work done, you would multiply the force x __________.
What is the distance?
What is the gear ratio for this picture?
What is 2:1?
If the driving gear in this picture goes around 4 times, how many times will the driven gear go around?
What is 4 times?
Complete the picture below. Label the driving and driven gears as well as finding the gear ratio.
A = Driving B = Driven Gear ratio = 2:1
Name 2 everyday items that contain gears.
Answers will vary, but 20 points for each correct answer.
The relationship between the rate of rotation of each gear
What is the gear ratio?
A unit of measurement for work
What is a joule?
The amount of friction between two surfaces that allows one surface to travel across another
What is traction?
The gear receiving the force
What is the driven gear?
A force applied to a simple machine
What is effort?
The advantage created by a machine that enables people to do work while using less force
What is a mechanical advantage?
Applying this can help reduce friction between two objects.
What is lubrication?
To easily lift a heavy object using a lever, where should the fulcrum be placed?
What is closer to the load?
The wheel by itself is not the most effective machine. What part can be used with the wheel to make it work better?
What is an axle?
Which hill (or inclined plane) would require more force to climb:
What is the motorcycle picture?
Name the four types of simple machines we have studied this year.
Levers, gears, inclined planes and wheels.
Make your wager
Final Answer
Final Question