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Questions in this quiz (25)
1Machines are objects that we use to save time and energy.
- ATrue
- BFalse
2There are two kinds of machines by their complexity: simples or complex.
- ATrue
- BFalse
3The machines never use a person´s energy.
- ATrue
- BFalse
4The machines can use wind or water energy.
- ATrue
- BFalse
5Many machines use electricity or electrical current.
- ATrue
- BFalse
6The most of cars need combustible fuel to work. It's the energy for them.
- ATrue
- BFalse
7Wheels, pulley are complex machines.
- ATrue
- BFalse
8Mechanical machines are used to lift light objects but we don't use that to produce movement.
- ATrue
- BFalse
9Machines make the work harder for workers.
- ATrue
- BFalse
10We can find two kinds of mechanical machines: Manual and Automatic.
- ATrue
- BFalse
11Machines make our life easier in the communication.
- ATrue
- BFalse
12The structure of a machine is the skeleton of the machine.
- ATrue
- BFalse
13The housing doesn't protect the machine.
- ATrue
- BFalse
14Automatic machines that produce movement have a motor engine.
- ATrue
- BFalse
15Electrical circuits and electronic circuits direct the energy to the motor and other parts.
- ATrue
- BFalse
16Sensors don't enable the machine to receive information from the outside or inside of the machine.
- ATrue
- BFalse
17An antenna isn't a sensor.
- ATrue
- BFalse
18Indicators and screen give us information about how the machine is functioning.
- ATrue
- BFalse
19Operating parts are the moving pieces os a mechanical machine.
- ATrue
- BFalse
20Wheels and axles aren't an operating parts.
- ATrue
- BFalse
21Gears don't need teeth or cogs to transmit movement.
- ATrue
- BFalse
22Machines can do the work of more than one person at once.
- ATrue
- BFalse
23Modern transportation allows us to travel far away.
- ATrue
- BFalse
24The combustible fossil in different types of transportation is perfect for the environment.
- ATrue
- BFalse
25Machines haven't done advances in health.
- ATrue
- BFalse
Information
- Description
- Quiz on Untitled, created by Sara Álvarez on 15/02/2015.
- Author
- Sara Álvarez
- Language
- Español
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- 0
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