Physics Concepts Matching Quiz

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Questions and Answers

Match the following terms related to electricity with their descriptions:

Electric Current = The flow of electric charge in a conductor Electric Potential Difference = The work done to move a charge between two points Ammeter = A device used to measure electric current Voltmeter = A device used to measure voltage

Match the type of electric current with its characteristics:

Direct Current (DC) = Constant flow in one direction Alternating Current (AC) = Reverses direction periodically Conventional Current = Flow of positive charge Electron Flow Current = Flow of negative charge

Match the following terms to their physics principles:

Ohm's Law = Relationship between voltage, current and resistance Faraday's Law = Changing magnetic field induces electric current Lenz's Law = Induced current opposes the change that produced it Mechanical Resonance = Increase in amplitude when external force matches natural frequency

Match the following terms with their relevant meaning:

Electric Charge = Causes force in an electric field Electrical Circuit = Path for electric current Magnetism = Force due to magnetic field Electromagnetism = Relationship between electric currents and magnetic fields Signup and view all the answers

Match the device to its function in electrical circuits:

Transformer = Changes the AC voltage using induction Ammeter = Measures current in a circuit Voltmeter = Measures voltage between two points Resistor = Provides resistance in a circuit Signup and view all the answers

Match the following wave properties with their definitions:

Wavelength = Distance between successive crests or troughs Frequency = Number of wave cycles per second Period = Time for one complete wave cycle Amplitude = Maximum displacement from equilibrium Signup and view all the answers

Match the wave types with their primary particle motion:

Transverse Wave = Particle motion perpendicular to wave direction Longitudinal Wave = Particle motion parallel to wave direction Standing Wave = Wave pattern with nodes and antinodes Sound Wave = A mechanical wave that propagates a pressure wave in a medium Signup and view all the answers

Match the following terms related to sound speed with their descriptions:

Speed of Sound = The speed at which sound travels through a medium Sound Barrier = Increase in aerodynamic drag approaching sound speed Mach Number = Ratio of object speed to the speed of sound Sonic Boom = Sound wave produced by supersonic speeds Signup and view all the answers

Match the following sound phenomena with their characteristics:

Doppler Effect = Change in wave frequency due to relative source-observer motion Interference = Combination of two or more waves Reflection = Bouncing back of a wave Transmission = Movement of waves through a medium Signup and view all the answers

Match the terms with their descriptions related to wave motion:

Cycle = A complete wave oscillation Principle of Superposition = Resultant wave is the sum of wave displacements Natural Frequency = Frequency at which an object naturally vibrates Mechanical Resonance = Increase in amplitude at matching natural frequency Signup and view all the answers

Match the following wave related concepts with their meanings:

Wave = A disturbance that transfers energy Simple Harmonic Motion = Oscillatory motion under restoring force Sound Intensity = Power per unit area of a sound wave Noise = Random or unwanted sound Signup and view all the answers

Match the parts of a single wave cycle with their definitions

Crest = The highest point of a wave Trough = The lowest point of a wave Node = Points with no displacement in standing wave Antinode = Points with maximum displacement in standing wave Signup and view all the answers

Match the formulas with the name of concept it represents:

$v = fλ$ = Wave Equation $M = \frac{v_{object}}{v_{sound}}$ = Mach Number $f = \frac{1}{T}$ = Frequency Formula $T = \frac{1}{f}$ = Period Formula Signup and view all the answers

Match each step in vector addition with its description.

Break down each vector = Separate vectors into x and y components Determine $x_{total}$ and $y_{total}$ = Calculate the sum of all x and y components Sketch a new A = Create a vector from the total x and y components Calculate magnitude of the resultant = Use Pythagorean theorem to find the magnitude Signup and view all the answers

Match the following actions to their correct components in vector addition.

Resolving vectors = Breaking vectors into x and y components Summing components = Combining all x and y components Pythagorean theorem = Finding resultant vector magnitude tan ratio = Determining resultant vector heading Signup and view all the answers

Match the mathematical methods with their respective use in finding the resultant vector.

Summing x and y components = Calculate $x_{total}$ and $y_{total}$ Pythagorean = Find the magnitude of resultant vector Tan Ratio = Find the direction of resultant vector Sketching = To visualize the resultant vector Signup and view all the answers

Match the vector calculations with the correct step.

Find x and y components = Step 1 Add the x and y components = Step 2 New vector from totals = Step 3 Calculate magnitude = Step 4 Signup and view all the answers

Match the described action with their respective outcome in vector calculations.

Breaking down vectors = Individual x and y components Sum of x and y components = Totals of all x and y components Pythagorean theorem calculation = Magnitude of the resultant vector Tangent ratio calculation = Direction of the resultant vector Signup and view all the answers

Match the following terms with their corresponding definitions related to forces:

Force = An interaction that, when unopposed, will change the motion of an object. Mass = The amount of matter in an object. Weight = The force of gravity acting on an object. Normal Force = The perpendicular force exerted by a surface on an object. Signup and view all the answers

Match the following types of energy with their descriptions:

Kinetic Energy = Energy of motion. Potential Energy = Stored energy due to position or configuration. Thermal Energy = Energy due to temperature and heat. Radiant Energy = Energy in electromagnetic waves. Signup and view all the answers

Match the following concepts with their descriptions:

Work = Transfer of energy when force is applied over a distance. Power = The rate at which energy is transferred or work is done. Efficiency = Ratio of useful energy output to total energy input. Law of Conservation of Energy = Energy cannot be created or destroyed, only transformed. Signup and view all the answers

Match the different forces with their description:

Gravity = Attraction between objects with mass. Force of Friction = Force opposing motion between surfaces. Kinetic Friction = Frictional force when objects move. Static Friction = Frictional force that prevents an object from moving. Signup and view all the answers

Match these types of potential energy with what they describe:

Gravitational Potential Energy = Energy due to an object's height. Elastic Potential Energy = Energy in stretched or compressed objects. Chemical Potential Energy = Energy in chemical bonds. Electric Potential Energy = Energy due to electric charge positions. Signup and view all the answers

Match these terms with their corresponding formulas:

Force equal to mass times acceleration = $F = ma$ Weight = $W = mg$ Kinetic Energy = $KE = 1/2 mv^2$ Gravitational Potential Energy = $PE = mgh$ Signup and view all the answers

Match these fundamental physics concepts to their description:

Free Body Diagram (FBD) = Diagram showing all forces on an object. Universal Gravitational Constant (G) = Constant in Newton's law of gravitation. Gravitational Field strength (g) = Acceleration due to gravity at a location. Apparent Weight = Weight perceived in a non-inertial frame Signup and view all the answers

Match the following advanced concepts relating to the universe with their descriptions:

Singularity = Point of infinite density/gravitational forces. Theory of Everything (TOE) = Unifies all fundamental forces. Big Bang = Theory for origin of universe. Big Crunch = Potential end of the universe. Signup and view all the answers

Match fundamental forces with their basic description:

Gravity = Attraction between masses. Electromagnetic Force = Force acting between charged particles Strong Nuclear Force = Holds atomic nuclei together. Weak Nuclear Force = Responsible for radioactive decay. Signup and view all the answers

Match these terms with the descriptions related to energy:

Matter = Anything that has mass and occupies space. Energy (€) = The ability to do work. Total Mechanical Energy = Sum of kinetic and potential energy. Nuclear Potential Energy = Energy stored in atomic nuclei. Signup and view all the answers

Match the following kinematic variables with their standard units:

Displacement = meters (m) Velocity = meters per second (m/s) Acceleration = meters per second squared (m/s²) Time = seconds (s) Signup and view all the answers

Match each variable with its symbol:

Displacement = d Final velocity = vf Initial velocity = vi Acceleration = a Signup and view all the answers

Match the equation number with key variables it uses:

Equation 1 = vf, vi, a, t Equation 2 = d, vf, vi, t Equation 3 = d, vi, a, t Equation 5 = vf, vi, a, d Signup and view all the answers

Match the scenario with the correct initial velocity:

A car starts from rest = $v_i = 0$ A plane takes off from rest = $v_i = 0$ A ball is thrown = $v_i > 0$ A car is stopping = $v_i > 0$ Signup and view all the answers

Match the use of variable with the type of equation:

Time is unknown = Equation 5 should be used Final velocity is unknown = Equation 3 should be used Initial velocity is unknown = Equation 4 should be used Acceleration is not used = Equation 2 should be used Signup and view all the answers

Match the following terms with their definitions:

Kinematics = Study of motion without considering forces Dynamics = Study of forces and their effects on motion Statics = Study of forces in systems at rest Mechanics = Branch of physics dealing with motion and forces Signup and view all the answers

Match the following measures with their properties:

Scalar Measure = Quantity with only magnitude Vectorial Measure = Quantity with both magnitude and direction Distance = Total path length traveled Displacement = Shortest path with direction Signup and view all the answers

Match the following physics terms with their definitions:

Speed = Rate at which an object moves Velocity = Speed with a specified direction Acceleration = Rate of change of velocity over time Position = Location of an object in a reference frame Signup and view all the answers

Match the following motion concepts to their definitions:

Uniform Motion = Motion at a constant velocity Non-uniform Motion = Motion with changing velocity or acceleration Tangent = A line that touches a curve at one point Secant = A line that cuts through a curve at multiple points Signup and view all the answers

Match the following terms with the system definitions:

Metric = System of measurement using meters Imperial = System of measurement using feet/inches Orthogonal System = Coordinate system with perpendicular axes Vectorial Diagram = Graphical vector representation Signup and view all the answers

Match the term to the type of graph:

Position vs. Time Graph = Shows how object's position changes over time Velocity vs. Time Graph = Shows an object's velocity over time Acceleration vs. Time Graph = Depicts how acceleration changes over time Vector Resultant = The sum of two or more vectors Signup and view all the answers

Match the physics terms to their corresponding descriptions:

Classical Physics = Physics before quantum mechanics and relativity Modern Physics = Study of quantum mechanics and relativity Inertia = Object's resistance to changes in motion Newton's First Law = Object remains at rest or in uniform motion unless acted upon by a force Signup and view all the answers

Match the components of a vector:

X-Component = Horizontal part of a vector Y-Component = Vertical part of a vector Vector = Quantity with both magnitude and direction Projectile Motion = Curved motion of an object in free fall under gravity Signup and view all the answers

Flashcards

Gravity

The force that pulls objects with mass towards each other.

Free Body Diagram (FBD)

A diagram showing all forces acting on an object.