Unit 1 Vocabulary Flashcards

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1
Q

the place or object energy comes from

A

source

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1
Q

the ability to make things happen, to do work

A

energy

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2
Q

stored energy that an object has due to its change in position or shape

A

potential energy

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3
Q

energy in motion

A

kinetic energy

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4
Q

stored energy that is due to its position above the earth. It depends on height and weight

A

gravitational energy

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5
Q

the ability for doing work based on the object’s electric charge, it is the stored energy in the electric circuits.

A

electrical potential

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6
Q

the energy stored due to an object being stretched or compressed

A

elastic potentialen

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7
Q

energy that is stored in the chemical bonds of matter.

A

chemical potential

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8
Q

the energy changes as its atoms rearrange to form new matter

A

chemical potential

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9
Q

the variable that is deliberately changed in a give situation. It is graphed on the x-axis

A

independent variable

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10
Q

the variable that my change as a result of manipulation, it is observed and measured. It is graphed on the y-axis

A

dependent variable

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11
Q

a condition or factor that does not change in an experiement

A

constant

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12
Q

all of the kinetic energy from the movement of particles in an object

A

thermal energy

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13
Q

a physical system that does not allow transfers in or out of the system

A

closed system

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14
Q

energy cannot be created or destroyed only transferred from one type to another

A

law of conservation of energy

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15
Q

the movement of energy from one location to another

A

energy transfer

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16
Q

energy changing from one type to another

A

energy transformation

17
Q

the rate at which someone or something is able to move or operate

A

speed

18
Q

the amount of matter an object has in it

A

mass

19
Q

the quantitative relationship between two amounts

A

ratio

20
Q

the sum of potential energy and kinetic energy. ME = KE + PE

A

mechanical potential energy

21
Q

what is the equation for mechanical potential energy

A

KE + PE = ME

KE (kenetic energy) + PE (potential energy) = ME (mechanical potential energy)

22
Q

strength or energy as an attribute of physical action or movement

A

force

23
Q

a series of steps that engineers follow to find a solution to a problem

A

engineering design process

24
Q

a limitation or restriction

A

constraints

25
Q

any or all of several kinds of phenomena that convey energy and entropy from one location to another

A

heat transfer

26
Q

the process by which heat or electricity is directly transmitted through a substance without movement of the material

A

conduction

27
Q

the movement within a fluid caused by the tendency of hotter and therefore less dense material to rise, and colder, denser material to sink under the influence of gravity which results in a transfer of heat

A

convection

28
Q

energy that comes from a source and travels through space at the speed of light

A

radiation

29
Q

a substance or material that allows electricity to flow through it

A

conductor

30
Q

a material or device which restricts the flow of an electrical current

A

insulator

31
Q

the degree or intensity or heat present in a substance or object

A

termperature

32
Q

an instrument for measuring and indicating temperature

A

thermometer

33
Q

the condition under which two substance in a physical contact with each other exchange no heat energy

A

thermal equilibrium

34
Q

the tendency of matter to change its shape, area, volume and density in response to a change in temperature

A

termal expansion

35
Q

a system of measuring temperature that defines freezing point of water as 32 degrees and the boiling point of water at 212 degrees

A

fahrenheit

36
Q

a system of measuring temperature that defines the freezing point of water as 0 degrees and boiling point of water at 212 degrees

A

celsius

37
Q

the SI base unity of thermodynamic temperature

A

Kelvin

38
Q

the quality of being hot

A

heat

39
Q
A