Physics Final

Front 1

The product of the magnitudes of the component of a force along the direction of displacement

Back 1

Work

Front 2

Work is only performed on an object if the object is moved because of the ___

Back 2

Force

Front 3

Only components of a force ___ to displacement perform work

Back 3

Parallel

Front 4

What is the energy associated with an object in motion

Back 4

Kinetic Energy

Front 5

What is the energy associated with an object due to the position of the object relative to another object

Back 5

Potential Energy

Front 6

A conserved evergy is one that stays ____

Back 6

constant

Front 7

___ is the rate at which work is done, or the rate at which energy is transferred

Back 7

Power

Front 8

___ is a vector quantity defined as the product of an object's mass and velocity

Back 8

Momentum

Front 9

Small object with very high velocity or very large objects with low velocity can have ____

Back 9

high momentum

Front 10

A net externam force applied to an object for a certain time interval will cause a change in the momentum of the object equal to the product of the force and time interval. What is this?

Back 10

Impulse-Momentum Theorem

Front 11

____ is equal to the force times change in time

Back 11

Impulse

Front 12

The ____ states that the total momentum of all objects intercting with one another remains constant reguardless of the nature of the forces between the objects

Back 12

Law of conservation of momentum

Front 13

____ occurs when two objects collide, stick together and move with common velocity (in the same direction) after colliding

Back 13

Perfectly Inelastic Collisions

Front 14

___ is one in which the total momentum and the total kinetic energy remain constnat and the object sremain separate after the collision

Back 14

Elastic CollisionO

Front 15

Objects in an ___ are deformed

Back 15

Inelastic collsion

Front 16

Total Kinetic energy is not constant in an ___ collision, as some of the energy is converted to internal energy as the objects deform during the collision

Back 16

Inelastic

Front 17

The instantaneous linear acceleration of an object directed along the tangent to the object's circular path

Back 17

Tangential acceleration

Front 18

Acceleration directed toward the center of a circular path

Back 18

Centripetal acceleration

Front 19

Mutual force of attraction between two particles of matter

Back 19

Gravitational Force

Front 20

A quantity that measures the ability of a force to rotate an object about some axis

Back 20

Torque

Front 21

___ is a measure of the average Kinetic energy of the particles in a substance

Back 21

Temperature

Front 22

Adding or removing ___ usually changes the temperature

Back 22

Particle Energy

Front 23

What is the energy of a substance due ot the random motion of its component particles and equal to the total energy of those particles?

Back 23

Internal Energy (U)

Front 24

____ is the phenomenon of matter expanding as temperature increases

Back 24

Thermal Expansion

Front 25

___ is the energy transferred between objects because of a difference in their temperatures

Back 25

Heat

Front 26

Energy is transferred from an object at ___ temperature to an object at ___ temperature

Back 26

Higher, Lower

Front 27

___ is the quantity of energy needed to raise the temperature 1kg of a substance by 1 degree Celsius at constant pressure

Back 27

Specific heat Capacity

Front 28

___ is the physical change of a substance from one state to another at constant temperature and pressure

Back 28

Phase Change

Front 29

When a substance melts, freezes, boils, condenses or sublimes, the energy added or removerd changes the ____ of the substance without changing its ___

Back 29

Internal Energy; Temperature

Front 30

___ is the energy per unit mass transferred in order to change a substance from solid to liquid or from liquid to solid at constant temperature and pressure

Back 30

Heat of Fusion

Front 31

___ is the energy per unit mass transferred in order to change a substance from liquid to vapor or from vapor to liquid at constant temperarture and pressure

Back 31

Heat of Vaporization

Front 32

Heat of ___ is less than the heat of ___

Back 32

Fusion; vaporization

Front 33

____ is any periodic motion that is the result of a restoring force that is proportional to displacement

Back 33

Simple Harmonic motion

Front 34

Maximum displacement from equilibrium

Back 34

Amplitude

Front 35

Time requierd for one complete cycle of motion

Back 35

Period

Front 36

Numbe of cycles or vibrations per unit time

Back 36

Frquency

Front 37

Displacement in the opposite directions produce ___

Back 37

Destructive interference

Front 38

Displacements in the same direction produce ___

Back 38

Constructive Interference