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WorksheetsInitial test
Total questions: 42
Worksheet time: 32mins
Wood:
is an electricity conductor
is a heat conductor
is a heat and electricity insulator
The practical application of knowledge and skills to create a solution that allows human beings to satisfy their needs or problems is...
Computer system
Technology
Algorithm
What is the first step of technological process?
Idea
Need
Object
What is the name of the program for data analysis?
Word
Excel
Power Point
What is a technological device?
Metals
Wool
Milk
A bridge
Atoms are comprised of smaller particles named:
electrons
protons
neutrons
all of them
A material that does not allow electric currents to pass through it is
insulator
conductor
The electric device that transforms the electrical energy that it receives into another type of useful energy is called
conductor
receptor
transformer
generator
____________ is the opposition of the components in a circuit to the flow of the electric current
voltage
current
resistance
Which type of raw materials is marble?
Animal
Vegetal
Mineral
Which type of raw materials is cork?
Animal
Vegetal
Mineral
Which type of raw materials is silk?
Animal
Vegetal
Mineral
_____________ are mostly made from petrol
plastics
metals
stones
ceramics
Which of these is a physical property characteristic of bodies that are difficult to knock over?
Stability
Resistance
Stiffness
Which of these is the capability to support forces without breaking?
Stability
Resistance
Stiffness
Which of these is the ability to maintain the original shape under the influence of forces?
Stability
Resistance
Stiffness
A language created and designed to give instructions to and control a machine which works with a microprocessor is called:
programming language
technology
computer language
algorithm
What digits are "a bit"?
5 & 0
3 & 7
0 & 1
none of them
The smallest unit used to represent the information used by a computer, is
a bit
0
1
a byte
A group of 8 bits is called
a byte
a bit
minimum information
This binary number 11001110 is a:
bit
byte
MB
ninguna de las anteriores
What is the correct equality?
1024 TB = 1 GB
1024 MB = 1 GB
1 KB = 1024 MB
What is data processing?
To enter the data directly or indirectly in the computer
To collect the data, to organise, to store and to transform them
To get the output information from the computer
The nucleus of an atom contains protons and_______________
Electrons
Haptons
Neutrons
Wontons
An example of a generator is a _____.
bulb
resistor
Which of the following materials are best used as insulators? You can choose more than one answer
Wood
Rubber
Metal
Plastic
How do like charges behave?
Attract
Repel
What is the component labelled B?
Battery
Bell
Light bulb
Switch
A device for opening or closing the flow in a circuit is _______.
an insulator
a battery charger
a switch
a resistor
Resistor
Switch
Box
A hair dryer transforms electric energy into
motion
heat
sound
light
What is this material made of?
Steel
Wool
Wood
Silk
Which of these is not a property of metals?
permeability
oxidation
electrical conductivity
thermal expansion
What is a bridge?
A structure
A pulley
A mechanism
What type of machine is the one of the image?
A lever
A wheel
A pulley
Types of machines
Simple and complete machines
Simple and compound machines
Simple and non-simple machines
Compound and essential machines
Choose the correct sentence
Lever helps move heavy objects
Lever helps make objects
Lever helps move beautiful objects
Lever helps draw heavy objects
We can classify the lever in...
Group 1, 2 and 3
One, two and three class
First, second and third class
Team 1, 2 and 3
