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Worksheetsbtm technologies mid term
Total questions: 40
Worksheet time: 28mins
Many tools and discoveries during the Agricultural Era had to do with growing and harvesting crops
TRUE
FALSE
The Industrial Revolution began in England during the late 1700s.
TRUE
FALSE
The _______ allowed the force of a river or stream to be used to grind grain into flour.
Water wheel
Water wing
Aqueduct
Who invented the Printing Press in the mid-1400s?
Nikola Tesla
Johannes Gutenberg
Tim Berners-Lee
Dennis Ritchie
Cars, high-speed trains, trams and metro systems are an example of modern ____________________
construction
communication
transport
Advances in medicine have saved many lives.
true
false
A (a) is any device that makes doing work easier.
A flagpole is related to pulley as toy car is related to _____.
wedges
levers
wheels and axles
inclined planes
Inclined continuous power-driven stairways are also known as...
Dumbwaiters
Elevators
Escalators
Moving walkways
A moving platform or cafe for carrying passengers or freight from one level of a building to another
Elevator
Escalator
Dumb waiter
An elevator exclusively for the use of passenger
Passenger elevator
Freight elevator
Dumb waiter
Electric elevator
An elevator for carrying heavy cargo on which the operator and the persons necessary for unloading and loading the freight are permitted to ride
Passenger elevator
Freight elevator
Dumb waiter
Electric elevator
A vertical distance traversed by an elevator car from the lowest to the highest landing of hoist way
Hoist way
Rise
Top car clearance
Bottom car clearance
The portion of a floor adjacent to an elevator hoistway, used for the receiving and discharge of passenger or freight
Landing
Elevator car safety
Hoistway door
Elevator pit
Automatic brake will ensure the escalator stop smoothly.
True
False
Escalator speeds vary from about 17 m to 35 m per minute.
True
False
Where does the low pressure liquid become a gas?
Evaporator
Condenser
TX valve
Compressor
In what state is the refrigerant when it exits the condenser?
High pressure gas
Low pressure gas
High pressure liquid
Low pressure liquid
HVAC means ____________________.
Heating, Ventilating, Air comforting
Heating, Ventilating, Air conditioning
Humidifying, Ventilating, Air comforting
Humidifying, Ventilating, Air conditioning
It may be defined as the simultaneous control of air temperature, humidity, motion and purity of air in a confined space.
Heating
Ventilating
Air conditioning
Air conditioning system
Cooling the air requires refrigeration, while _________________ the air requires either refrigeration or chemical treatment.
Heating
Ventilating
Dehumidifying
Air conditioning
Heat pumps provide heat by absorbing heat energy from outside air and transferring it to an indoor unit via refrigerant
True
False
Innovation is all about creating new and big ideas.
TRUE
FALSE
In order to innovate you need to be open to the world around you.
TRUE
FALSE
Small automations are part of innovation.
TRUE
FALSE
Innovation is the same as invention.
TRUE
FALSE
Innovation is a solo activity.
TRUE
FALSE
What is the best definition for invention?
the creation of something new
the creation of something old
the creation of the wheel
the creation of something useful

steam engine
invention
innovation
The process of food preservation
Air-conditioning
Refrigeration
Refrigerator
Air-conditioner
Control of humidity, temperature, air movement & cleaning of air in a confined space
Air-conditioning
Refrigeration
Air-conditioner
Refrigerator
It is a form of energy, the addition of which causes the substance to rise in temperature, the energy associated with the random motion of molecules
Atom
Heat
Cold
Vapor
How does heat move?
from a warmer to a cooler object
from a cooler to a warmer object
toward a hot object
away from a cold object
Energy transmitted by electromagnetic waves
conduction
convection
radiation
point where degrees Celsius and degrees Fahrenheit meet.
-40 degrees
40 degrees
25 degress
none of these
