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Physics Vocabulary Definitions

Total questions: 100

Worksheet time: 50mins

Name
Class
Date
1.

Fill in the blank: The change in position of an object, considering direction, is called ________.

a)

Displacement

b)

Distance

c)

Speed

d)

Velocity

2.

Fill in the blank: The total length of the path traveled by an object, regardless of direction, is called ________.

a)

Distance

b)

Displacement

c)

Velocity

d)

Acceleration

3.

Fill in the blank: The rate of change of displacement with direction is called ________.

a)

Velocity

b)

Acceleration

c)

Distance

d)

Force

4.

Fill in the blank: The rate at which distance is covered, without regard to direction, is called ________.

a)

Speed

b)

Velocity

c)

Acceleration

d)

Displacement

5.

Fill in the blank: The rate of change of velocity over time is called ________.

a)

Acceleration

b)

Distance

c)

Force

d)

Mass

6.

Fill in the blank: The velocity of an object at the start of a time interval is called ________.

a)

Initial Velocity

b)

Final Velocity

c)

Average Velocity

d)

Terminal Velocity

7.

Fill in the blank: The velocity of an object at the end of a time interval is called ________.

a)

Final Velocity

b)

Initial Velocity

c)

Average Velocity

d)

Instantaneous Velocity

8.

Fill in the blank: Total displacement divided by total time is called ________.

a)

Average Velocity

b)

Acceleration

c)

Distance

d)

Momentum

9.

Fill in the blank: The velocity of an object at a specific instant is called ________.

a)

Instantaneous Velocity

b)

Average Velocity

c)

Terminal Velocity

d)

Relative Velocity

10.

Fill in the blank: The duration between two points in time is called ________.

a)

Time Interval

b)

Speed

c)

Distance

d)

Mass

11.

Fill in the blank: Motion of an object solely under the influence of gravity is called ________.

a)

Free Fall

b)

Uniform Motion

c)

Projectile Motion

d)

Circular Motion

12.

Fill in the blank: The force that attracts objects toward each other, especially toward Earth, is called ________.

a)

Gravity

b)

Friction

c)

Magnetism

d)

Electricity

13.

Fill in the blank: An object thrown into space and affected only by gravity and air resistance is called a ________.

a)

Projectile

b)

Satellite

c)

Asteroid

d)

Rocket

14.

Fill in the blank: The path followed by a projectile through space is called ________.

a)

Trajectory

b)

Velocity

c)

Displacement

d)

Force

15.

Fill in the blank: The curved path of a projectile under constant gravity (idealized) is called a ________.

a)

Parabola

b)

Ellipse

c)

Circle

d)

Hyperbola

16.

Fill in the blank: The horizontal distance a projectile travels before landing is called ________.

a)

Range

b)

Height

c)

Velocity

d)

Displacement

17.

Fill in the blank: The highest point in the trajectory of a projectile is called the ________.

a)

Apex

b)

Base

c)

Vertex

d)

Origin

18.

Fill in the blank: The angle between the launch direction and the horizontal plane is called the ________.

a)

Launch Angle

b)

Trajectory Angle

c)

Inclination Angle

d)

Elevation Angle

19.

Fill in the blank: The part of a vector representing horizontal motion is called the ________.

a)

Horizontal Component

b)

Vertical Component

c)

Magnitude

d)

Resultant

20.

Fill in the blank: The part of a vector representing vertical motion is called the ________.

a)

Vertical Component

b)

Horizontal Component

c)

Magnitude

d)

Resultant

21.

Fill in the blank: A quantity with both magnitude and direction is called a ________.

a)

Vector

b)

Scalar

c)

Constant

d)

Variable

22.

Fill in the blank: A quantity with only magnitude and no direction is called a (a)   .

23.

Fill in the blank: A graph representing aspects of motion, such as position or velocity over time, is called a _________.

a)

Motion Graph

b)

Bar Graph

c)

Pie Chart

d)

Scatter Plot

24.

Fill in the blank: A graph that shows how an object's position changes over time is called a _________.

a)

Position-Time Graph

b)

Velocity-Time Graph

c)

Bar Graph

d)

Pie Chart

25.

Fill in the blank: A graph that displays how velocity changes over time is called a _________.

a)

Velocity-Time Graph

b)

Distance-Time Graph

c)

Acceleration-Time Graph

d)

Position-Time Graph

26.

Fill in the blank: A graph that plots acceleration against time is called a _________.

a)

Acceleration-Time Graph

b)

Velocity-Time Graph

c)

Distance-Time Graph

d)

Force-Time Graph

27.

Fill in the blank: Motion at a constant speed in a straight line is called _________.

a)

Uniform Motion

b)

Accelerated Motion

c)

Random Motion

d)

Oscillatory Motion

28.

Fill in the blank: Motion with changing speed or direction is called _________.

a)

Non-uniform Motion

b)

Uniform Motion

c)

Periodic Motion

d)

Rectilinear Motion

29.

Fill in the blank: A coordinate system used to measure position and motion is called a _________.

a)

Frame of Reference

b)

Vector Field

c)

Scalar Quantity

d)

Reference Point

30.

Fill in the blank: The force air exerts against a moving object is called _________.

a)

Air Resistance

b)

Gravity

c)

Friction

d)

Magnetism

31.

Fill in the blank: The constant speed reached by an object when gravity and air resistance balance is called _________.

a)

Terminal Velocity

b)

Escape Velocity

c)

Acceleration

d)

Momentum

32.

Fill in the blank: Motion measured in relation to a chosen frame of reference is called _________.

a)

Relative Motion

b)

Absolute Motion

c)

Uniform Motion

d)

Circular Motion

33.

Fill in the blank: Formulas that relate displacement, velocity, acceleration, and time are called _________.

a)

Kinematic Equations

b)

Thermodynamic Laws

c)

Ohm's Laws

d)

Quantum Principles

34.

Fill in the blank: Motion that occurs in a plane (both x and y directions) is called _________.

a)

Two-Dimensional Motion

b)

Rotational Motion

c)

Simple Harmonic Motion

d)

One-Dimensional Motion

35.

Fill in the blank: The study of movement in two dimensions simultaneously is called _________.

a)

Motion in a Plane

b)

Linear Motion

c)

Rotational Motion

d)

Oscillatory Motion

36.

Fill in the blank: The transformation of raw materials into finished products using mechanical, thermal, or chemical techniques is called _________.

a)

Materials Processing

b)

Material Degradation

c)

Material Extraction

d)

Material Storage

37.

Fill in the blank: A manufacturing process where liquid material is poured into a mold and solidified into a specific shape is called _________.

a)

Casting

b)

Forging

c)

Machining

d)

Welding

38.

Fill in the blank: A facility where metal casting is performed is called a _________.

a)

Foundry

b)

Bakery

c)

Library

d)

Garage

39.

Fill in the blank: A precision casting method using a wax model coated with a ceramic shell, which is melted away to form the mold, is called _________.

a)

Investment Casting

b)

Sand Casting

c)

Die Casting

d)

Centrifugal Casting

40.

Fill in the blank: A process where molten metal is poured into a spinning mold, distributing material by centrifugal force, is called _________.

a)

Centrifugal Casting

b)

Die Casting

c)

Sand Casting

d)

Investment Casting

41.

Fill in the blank: A high-pressure metal casting process using hardened steel molds (dies) for rapid production of parts is called _________.

a)

Die Casting

b)

Sand Casting

c)

Investment Casting

d)

Centrifugal Casting

42.

Fill in the blank: ________ is a system that manages, commands, or regulates the behavior of other devices or systems using control loops.

a)

Control System

b)

Operating System

c)

Database System

d)

Communication System

43.

Fill in the blank: ________ is the signal or data received by a system to produce a response.

a)

Input

b)

Output

c)

Process

d)

Storage

44.

Fill in the blank: ________ is the part of a system where inputs are transformed into outputs.

a)

Process

b)

Output

c)

Input

d)

Feedback

45.

Fill in the blank: ________ is the result or product generated by a control system based on the input and process.

a)

Output

b)

Input

c)

Feedback

d)

Sensor

46.

Fill in the blank: ________ is information about the output of a system that is used to adjust or control future outputs.

a)

Feedback

b)

Input

c)

Process

d)

Storage

47.

Fill in the blank: ________ is a device that detects physical changes in the environment and sends a signal to a control system.

a)

Sensor

b)

Actuator

c)

Transmitter

d)

Controller

48.

Fill in the blank: ________ is an electromechanical device that detects the presence or position of an object and opens/closes an electrical contact.

a)

Limit Switch

b)

Relay

c)

Potentiometer

d)

Solenoid

49.

Fill in the blank: ________ is the opposition to the flow of electric current, measured in ohms (Ω).

a)

Resistance

b)

Capacitance

c)

Inductance

d)

Conductance

50.

Fill in the blank: ________ is a temperature-sensitive resistor that changes resistance with temperature changes.

a)

Thermistor

b)

Potentiometer

c)

Photoresistor

d)

Varistor

51.

Fill in the blank: ________ is a variable resistor used to adjust voltage levels manually.

a)

Potentiometer

b)

Capacitor

c)

Inductor

d)

Transformer

52.

Fill in the blank: ________ is a contact that remains open until it is activated to close.

a)

Normally-Open (NO)

b)

Normally-Closed (NC)

c)

Double-Throw (DT)

d)

Latching Relay

53.

Fill in the blank: ________ is a contact that remains closed until it is activated to open.

a)

Normally-Closed (NC)

b)

Normally-Open (NO)

c)

Double-Throw (DT)

d)

Push-to-Make

54.

Fill in the blank: ________ is a symbolic diagram representing the elements and connections in an electrical or control system.

a)

Schematic

b)

Blueprint

c)

Flowchart

d)

Graph

55.

A magnetic switch that opens or closes when exposed to a magnetic field is called a ________.

a)

Reed Switch

b)

Toggle Switch

c)

Rotary Switch

d)

Push Button

56.

A light-sensitive transistor that controls current flow based on the amount of light it receives is called a ________.

a)

Phototransistor

b)

Thermistor

c)

Varistor

d)

Potentiometer

57.

A device that converts electrical, hydraulic, or pneumatic energy into motion is called an ________.

a)

Actuator

b)

Transducer

c)

Sensor

d)

Regulator

58.

A magnet created by an electric current flowing through wire coils, used to convert electrical signals into mechanical movement, is called an ________.

a)

Electromagnet

b)

Transformer

c)

Resistor

d)

Capacitor

59.

A computer processor on a single integrated circuit, used to execute logic and control tasks, is called a ________.

a)

Microprocessor

b)

Transistor

c)

Capacitor

d)

Motherboard

60.

A compact integrated circuit designed to govern a specific operation in an embedded system, combining processor, memory, and I/O, is called a ________.

a)

Microcontroller

b)

Transistor

c)

Resistor

d)

Capacitor

61.

Industrial digital computers used to control manufacturing processes, machinery, or systems are called ________.

a)

Programmable Logic Controllers (PLCs)

b)

Central Processing Units (CPUs)

c)

Random Access Memory (RAM)

d)

Digital Signal Processors (DSPs)

62.

Electromagnetic actuators that convert electrical energy into linear motion are called ________.

a)

Solenoids

b)

Transformers

c)

Resistors

d)

Capacitors

63.

The visual representation of a process or control sequence using standardized symbols is called ________.

a)

Graphical Flowcharting

b)

Numerical Analysis

c)

Textual Documentation

d)

Verbal Explanation

64.

A schematic representation of control circuits in a form resembling a ladder, commonly used in PLC programming, is called a ________.

a)

Ladder Logic Diagram

b)

Wiring Diagram

c)

Block Diagram

d)

Flowchart

65.

The use of control systems to manage and maintain the output of a specific process within desired limits is called ________.

a)

Process Control

b)

Process Engineering

c)

Process Simulation

d)

Process Optimization

66.

Upper and lower bounds used in control systems to determine acceptable levels of variation are called ________.

a)

Control Limits

b)

Tolerance Bands

c)

Specification Limits

d)

Quality Ranges

67.

A feedback-based system used for precise control of position, speed, or torque. Fill in the blank: __________

a)

Servomechanism

b)

Oscilloscope

c)

Transducer

d)

Rectifier

68.

A method of automating machine tools using encoded instructions in the form of numbers and symbols. Fill in the blank: __________

a)

Numerical Control (NC)

b)

Hydraulic Pressing

c)

Manual Machining

d)

Thermal Cutting

69.

Technology used to control the movement of machines and systems with precision. Fill in the blank: __________

a)

Motion Control

b)

Thermal Management

c)

Data Encryption

d)

Wireless Charging

70.

A specialized tool used in forming or cutting materials, especially in casting and shaping. Fill in the blank: __________

a)

Die

b)

Hammer

c)

Chisel

d)

Wrench

71.

Changing the shape of a material without adding or removing material, commonly using force (e.g., rolling, bending, forging). Fill in the blank: __________

a)

Forming

b)

Casting

c)

Machining

d)

Joining

72.

The temperature at which a metal's internal structure resets during forming, restoring ductility. Fill in the blank: __________

a)

Recrystallization Temperature

b)

Melting Point

c)

Annealing Point

d)

Critical Temperature

73.

Shaping metal by compressive forces, often using hammers or presses. Fill in the blank: __________

a)

Forging

b)

Casting

c)

Welding

d)

Extrusion

74.

Forcing material through a die to create long objects of a fixed cross-sectional profile. Fill in the blank: __________

a)

Extrusion

b)

Casting

c)

Forging

d)

Molding

75.

Pulling material through a die to reduce its diameter, often used for wire and tubing. Fill in the blank: __________

a)

Drawing

b)

Forging

c)

Casting

d)

Extrusion

76.

Cutting materials using opposing blades or edges, often in sheet metal work. Fill in the blank: __________

a)

Shearing

b)

Welding

c)

Casting

d)

Forging

77.

Creating round holes in materials using a rotating drill bit. Fill in the blank: __________

a)

Drilling

b)

Sawing

c)

Filing

d)

Welding

78.

Finishing a drilled hole to a precise diameter with a reamer. Fill in the blank: __________

a)

Reaming

b)

Tapping

c)

Drilling

d)

Boring

79.

Enlarging an existing hole to improve accuracy or finish. Fill in the blank: (a)  

80.

Cutting internal threads in a hole to accept bolts or screws. Fill in the blank: __________

a)

Tapping

b)

Drilling

c)

Reaming

d)

Milling

81.

Creating screw threads on internal or external surfaces. Fill in the blank: __________

a)

Threading

b)

Milling

c)

Drilling

d)

Boring

82.

The process of gathering and analyzing information about customer needs and industry trends to guide product development. Fill in the blank: __________

a)

Market Research

b)

Product Launch

c)

Quality Assurance

d)

Sales Pitch

83.

The production or sales level where total revenue equals total costs, resulting in no profit or loss. Fill in the blank: __________

a)

Breakeven Point

b)

Gross Profit

c)

Net Income

d)

Operating Margin

84.

Supply and Demand – ________ is an economic model describing how the price and quantity of goods are determined by their availability and consumers’ desire.

a)

Supply and Demand

b)

Opportunity Cost

c)

Comparative Advantage

d)

Marginal Utility

85.

Feasibility Studies – ________ are assessments of a project's practicality and profitability before committing resources.

a)

Feasibility Studies

b)

Market Analysis

c)

Risk Management

d)

Project Scheduling

86.

Sustainable Design – ________ is an approach to design that seeks to minimize environmental impact, optimize energy use, and ensure long-term viability.

a)

Sustainable Design

b)

Industrial Design

c)

Retro Design

d)

Minimalist Design

87.

Fluid Power – The use of fluids (liquid or gas) under pressure to generate, control, and transmit power is called ________.

a)

Fluid Power

b)

Thermodynamics

c)

Electrostatics

d)

Solid Mechanics

88.

Hydraulics – The use of liquid fluids (typically oil) to transmit force and motion is known as ________.

a)

Hydraulics

b)

Pneumatics

c)

Electronics

d)

Mechanics

89.

Pneumatics – The use of compressed air or gases to transmit force and motion is called ________.

a)

Pneumatics

b)

Hydraulics

c)

Electronics

d)

Mechanics

90.

Power Density – The amount of power generated per unit volume of a fluid power system is called ________.

a)

Power Density

b)

Flow Rate

c)

Torque

d)

Pressure

91.

The surface extent of a component, often used in calculating force in fluid systems (Force = Pressure × Area), is called ________.

a)

Area

b)

Volume

c)

Length

d)

Density

92.

Pressure – The force applied per unit area, measured in Pascals (Pa), is known as ________.

a)

Pressure

b)

Density

c)

Volume

d)

Temperature

93.

Pascal’s Law – ________ is a principle stating that pressure applied to a confined fluid is transmitted equally in all directions.

a)

Pascal’s Law

b)

Boyle’s Law

c)

Archimedes’ Principle

d)

Bernoulli’s Principle

94.

Schematic Symbols – Standardized icons used to represent fluid power components in diagrams are called ________.

a)

Schematic Symbols

b)

Flow Charts

c)

Wiring Diagrams

d)

Blueprints

95.

Pilot Line – A small line used to control the operation of another valve by sensing pressure is called a (a)   .

96.

The main line in a fluid circuit that delivers fluid power to actuators is called a ________.

a)

Working Line

b)

Return Line

c)

Control Line

d)

Drain Line

97.

A device that regulates, directs, or controls fluid flow within a system is called a ________.

a)

Valve

b)

Pump

c)

Filter

d)

Compressor

98.

Fill in the blank: __________ are components used to remove contaminants from hydraulic or pneumatic fluids.

a)

Filters

b)

Valves

c)

Pumps

d)

Actuators

99.

Fill in the blank: __________ are devices that convert fluid energy into mechanical motion (e.g., pistons, motors).

a)

Actuators

b)

Sensors

c)

Valves

d)

Transducers

100.

Fill in the blank: __________ is a cylindrical component that moves within a cylinder to convert fluid pressure into motion.

a)

Piston

b)

Valve

c)

Crankshaft

d)

Gasket