Jeopardy

1
Jeopardy
Simple Machines
Work, Force, MA
Friction and Efficiency
Hydraulics/Pneumatics
Machines

1 point
1 point
1 point
1 point
1 point
2 points
2 points
2 points
2 points
2 points
3 points
3 points
3 points
3 points
3 points
4 points
4 points
4 points
4 points
4 points
5 points
5 points
5 points
5 points
5 points
Final Jeopardy
2
1 point answer from Simple Machines
A wheelbarrow is an example of a class _____
lever.
3
1 point Answer from Simple Machines
What is a class 2 lever?
4
2 point Question from Simple Machines
This is the scientific name for a ramp.
5
2 point Answer from Simple Machines
What is an inclined plane?
6
3 point Question from Simple Machines
The term used to describe the science of
designing machines to suit people.
7
3 point Answer from Simple Machines
What is ergonomics?
8
4 point Question from Simple Machines
The name of the machine that consists of a small
cylinder and a crank. It is found on a fishing
rod.
9
4 point Answer from Simple Machines
What is a winch?
10
5 point Question from Simple Machines
The name of a gear with teeth that fit into the
links of a chain.
11
5 point Answer from Simple Machines
What is a sprocket?
12
1 point Question from Work, Force, MA
Work is measured in this unit.
13
1 point Answer from Work, Force, MA
What is a Joule?
14
2 point Question from Work, Force, MA
The law that states pressure exerted on a
contained fluid is transmitted undiminished in
all directions throughout the fluid.
15
2 point Answer from Work, Force, MA
What is Pascals Law?
16
3 point Question from Work, Force, MA
You apply 350 Newtons of force to a small piston
with an area of 10 cm2. What is the pressure
exerted on the piston?
17
3 point Answer from Work, Force, MA
P 350 10 35 N/cm2
18
4 point Question from Work, Force, MA
A lever exerts a force of 6 N on a box and moves
it 0.2 meters. How much work was done?
19
4 point Answer from Work, Force, MA
Work Force x distance 6 N x 0.2 m
1.2 Joules
20
5 point Question from Work, Force, MA
The load arm of a lever is 0.8 m long, and the
effort arm is 3.4 meters long. The mechanical
advantage is ____.
21
5 point Answer from Work, Force, MA
MA Effort Arm Load Arm 3.4 0.8
4.25
22
1 point Question from Friction and Efficiency
This the term that refers to stored energy. (Ex,
if you eat food, your body will store this type
of energy)
23
1 point Answer from Friction and Efficiency
What is potential energy?
24
2 point Question from Friction and Efficiency
This compares how much work was put into the
machine, and how much work you got out of the
machine. It is stated as a percentage!
25
2 point Answer from Friction and Efficiency
What is efficiency?
26
3 point Question from Friction and Efficiency
The name of an oily substance that helps reduce
friction between surfaces that rub together.
27
3 point Answer from Friction and Efficiency
What is a lubricant?
28
4 point Question from Friction and Efficiency
If the efficiency of a machine is 40, then
_____ is lost as heat due to friction.
29
4 point Answer from Friction and Efficiency
What is 60?
30
5 point Question from Friction and Efficiency
The term that describes the energy of motion.
31
5 point Answer from Friction and Efficiency
What is kinetic energy?
32
1 point Question from Hydraulics/Pneumatics
A system that transmits an applied force through
a liquid to move something else by means of
pressure. Your circulatory system is an example.
33
1 point Answer from Hydraulics/Pneumatics
What is a hydraulic system?
34
2 point Question from Hydraulics/Pneumatics
A system that transmits pressure using gas in an
enclosed space. A staple gun is an example.
35
2 point Answer from Hydraulics/Pneumatics
What is a pneumatic system?
36
3 point Question from Hydraulics/Pneumatics
A special type of cast used on broken bones that
can be filled with air in order to fit it
snuggly to the body.
37
3 point Answer from Hydraulics/Pneumatics
What is an air cast?
38
4 point Question from Hydraulics/Pneumatics
This type of machine transports people and has a
skirt to hold in air pressure. This pressure
helps support the weight of the craft above
water or above land.
39
4 point Answer from Hydraulics/Pneumatics
What is a hovercraft?
40
5 point Question from Hydraulics/Pneumatics
The term used when a simple machine is part of a
larger system.
41
5 point Answer from Hydraulics/Pneumatics
What is a subsystem?
42
1 point Question from Machines
The name of this machine. It is used to transmit
pressure through a hydraulic system and is strong
enough to lift a car.
43
1 point Answer from Machines
What is a hydraulic lift?
44
2 point Question from Machines
This type of engine was developed in the late
1700s and used coal or wood to heat water in a
boiler to give the train power.
45
2 point Answer from Machines
What is a steam engine?
46
3 point Question from Machines
The steam engine lead to the development of this
engine. The burning of fuel occurs inside the
engine.
47
3 point Answer from Machines
What is an internal combustion engine?
48
4 point Question from Machines
The term used to describe the manufacturing of
large quantities of items.
49
4 point Answer from Machines
What is mass production?
50
5 point Question from Machines
A cell that starts a chemical reaction using
hydrogen and oxygen from the atmosphere to make
electricity.
51
5 point Answer from Machines
What is a hydrogen fuel cell?
52
Final Jeopardy How many points do you risk?
Most car engines have pistons that move up/down
and back-and-forth. This part changes the
up-and-down or back-and-forth motion, which
turns the cars wheels.
53
Final Jeopardy Answer how many points did you
risk?
What is a crankshaft?