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WorksheetsElectronics and Measurement Vocabulary QUIZ #6
Total questions: 29
Worksheet time: 15mins
What is the negatively charged subatomic particle that can freely move between atoms?
Electron
Proton
Neutron
Positron
What is the movement of charged particles called?
Current
Voltage
Resistance
Capacitance
What is the opposition to current measured as an ohm called?
Resistance
Capacitance
Inductance
Conductance
What is a breadboard (also called a protoboard) used for in electronics?
A reusable platform for temporarily building electronic circuits.
A device for permanently soldering electronic components.
A tool for measuring electrical resistance.
A storage box for electronic components.
What does a multimeter typically measure?
Voltage, current, and resistance.
Temperature, humidity, and pressure.
Speed, acceleration, and distance.
Weight, mass, and volume.
What is an electrical circuit that has a very high resistance between the voltage source and ground called?
Open circuit
Short circuit
Closed circuit
Series circuit
What is a variable that represents a quantity being manipulated in an experiment called?
Independent variable
Dependent variable
Control variable
Constant
What is a variable whose value depends on how the independent variable is manipulated called?
Dependent variable
Constant variable
Control variable
Extraneous variable
What is a line (or curve) used to represent the behavior of data to help identify trends and patterns in data called?
Trendline
Histogram
Pie chart
Scatter plot
What is the range of values in which measurements are tolerated called?
Margin of error
Standard deviation
Mean value
Absolute zero
In measurement, what is one-half of the smallest unit of measure (increment) on a device called?
Greatest possible error
Least count
Zero error
Systematic error
What is the VEX V5 Battery designed to maximize?
Motor performance
Battery weight
Robot size
Sensor count
Fill in the blank: ______ is an accurate representation of an object or phenomenon. Models can be visual, physical, mathematical, or computational, and are often used in the development of scientific theories or the engineering of artifacts.
Model
Theory
Hypothesis
Experiment
Fill in the blank: A ______ is a visual representation of an idea. It can be a sketch, concept map, schematic, flow chart, or any other visual representation.
conceptual model
algorithm
hypothesis
experiment
Fill in the blank: A ______ is a pictorial representation (such as a picture, map, or technical drawing) used to convey detailed information. In engineering, these models are created using standards of engineering graphics to document a design and are often referred to as technical drawings.
graphical model
verbal model
numerical model
physical model
Fill in the blank: A ______ is a working model used to test a design concept by making observations and necessary adjustments.
Prototype
Blueprint
Algorithm
Hypothesis
Fill in the blank: ______ can be beneficial in conjunction with any of the other model types throughout the entire design process. This type of modeling is especially important to engineering design. If solving a problem does not involve applying mathematics, the solution process is generally not considered to be engineering.
Mathematical models
Physical prototypes
Computer simulations
Conceptual sketches
Which component is commonly used to limit the flow of electric current in a circuit?
Resistor
Capacitor
Inductor
Transformer
Fill in the blank: A ______ is a physical or digital device used to display the output of an electrical circuit, such as voltage or current.
meter
generator
relay
switch
What is the main purpose of a schematic diagram in electronics?
To store electrical energy
To increase the voltage in a circuit
To measure the resistance of a component
To visually represent the connections and components in a circuit
Which device is used to open or close an electrical circuit manually?
Switch
Resistor
Capacitor
Diode
What is the unit of measurement for electric current?
Volt
Ampere
Ohm
Watt
Fill in the blank: A ______ is a component that stores electrical energy in an electric field.
Transistor
Inductor
Resistor
Capacitor
Which component is used to convert alternating current (AC) to direct current (DC) in an electronic circuit?
Resistor
Rectifier
Capacitor
Inductor
Fill in the blank: The ______ is the part of an experiment that remains unchanged to provide a basis for comparison.
dependent variable
control variable
extraneous variable
independent variable
What is the main function of a fuse in an electrical circuit?
To store electrical energy
To increase the voltage in the circuit
To protect the circuit by breaking the connection if current exceeds a safe level
To amplify the signal
Which variable in an experiment is kept constant to ensure a fair test?
Dependent variable
Extraneous variable
Control variable
Independent variable
What is the main purpose of using a prototype during the engineering design process?
To create a detailed technical drawing
To measure electrical resistance
To test and refine design concepts before final production
To permanently assemble the final product
Which instrument is commonly used to measure the voltage across a component in a circuit?
Barometer
Thermometer
Ammeter
Voltmeter
