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Science Vocabulary > Science Vocab_GP2_ Test 4 > Flashcards

Science Vocab_GP2_ Test 4 Flashcards

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1
Q

force

A

a push or pull on an object; SI unit is Newton (N) (1N=1 kg x m/s^2)

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1
Q

Speed

A

Distance an object travels per unit of time.

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1
Q

chemical energy

A

energy that is stored in and released from the bonds between atoms

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1
Q

a push or pull on an object by another object that is touching it

A

contact force

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1
Q

When one object exerts a force on a second object, the second object exerts an equal force in the opposite direction on the first object.

A

Newton’s Third Law

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1
Q

energy transferred by waves moving through the ground

A

seismic energy

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2
Q

kinetic energy

A

the energy an object has because it is in motion

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3
Q

force pair

A

the forces two objects apply to each other

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4
Q

weight

A

gravitational force exerted on an object

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5
Q

energy carried by sound waves

A

sound energy

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6
Q

Velocity

A

Speed and direction of a moving object.

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6
Q

combined forces from a net force of zero

A

balanced forces

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7
Q

significant

A

important, momentous

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7
Q

a force one object can apply to another without touching it

A

non-contact force

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8
Q

the motion of an object does not change if the net force of an object is zero

A

Newton First Law of Motion

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8
Q

sum of potential and kinetic energy in a system of objects

A

mechanical energy

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9
Q

combined forces that form a net force that s not zero

A

unbalanced forces

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9
Q

any motion in which an object is moving along a curved path

A

circulation motion

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10
Q

type of potential energy stored in an object due to its height above the Earth (water at top of dam)

A

gravitational potential energy

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11
Q

mechanical energy

A

sum of potential and kinetic energy in a system of objects

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11
Q

Distance an object travels per unit of time.

A

Speed

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12
Q

momentum

A

the measure of how hard it is to stop a moving object (momentum=mass x velocity or p=m x v); unit of measure kg x m/s

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13
Q

static

A

at rest or having no motion

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14
Q

Speed and direction of a moving object.

A

Velocity

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14
Q

the energy that an electric current carries is a form of kinetic energy

A

electrical energy

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16
Q

opposes the motion of surfaces sliding past each other

A

sliding friction

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16
Q

If the net force on an object is zero, the motion of an object does not change.

A

Newton’s First Law

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16
Q

the ability to cause a change

A

energy

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17
Q

inertia

A

tendency of an object to resist a change in its motion

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18
Q

nuclear energy

A

energy stored in and released from the nucleus of an atom

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19
Q

centripetal force

A

A force in circular motion that acts perpendicular to the direction of motion toward the center of the circle.

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19
Q

potential energy

A

stored energy that depends on the interaction of objects, particles or atoms

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20
Q

sliding friction

A

opposes the motion of surfaces sliding past each other

21
Q

important, momentous

A

significant

23
Q

gravity

A

attractive force that exists between all objects that have mass

24
Q

gravitational force exerted on an object

A

weight

26
Q

energy

A

the ability to cause a change

27
Q

mass

A

amount of matter in an object; SI unit is kg or g

29
Q

thermal energy

A

sum of the kinetic energy and potential energy of the particles that make up an object

29
Q

at rest or having no motion

A

static

30
Q

sum of the kinetic energy and potential energy of the particles that make up an object

A

thermal energy

31
Q

prevents surfaces from sliding past each other

A

static friction

33
Q

Newton’s Third Law

A

When one object exerts a force on a second object, the second object exerts an equal force in the opposite direction on the first object.

34
Q

stored energy that depends on the interaction of objects, particles or atoms

A

potential energy

35
Q

the measure of how hard it is to stop a moving object (momentum=mass x velocity or p=m x v); unit of measure kg x m/s

A

momentum

37
Q

non-contact force

A

a force one object can apply to another without touching it

39
Q

energy stored in and released from the nucleus of an atom

A

nuclear energy

40
Q

attractive force that exists between all objects that have mass

A

gravity

41
Q

geothermal energy

A

particles in the Earth’s interior containing great amounts of thermal energy

43
Q

electrical energy

A

the energy that an electric current carries is a form of kinetic energy

45
Q

A force in circular motion that acts perpendicular to the direction of motion toward the center of the circle.

A

centripetal force

46
Q

balanced forces

A

combined forces from a net force of zero

47
Q

a push or pull on an object; SI unit is Newton (N) (1N=1 kg x m/s^2)

A

force

48
Q

Newton’s Second Law

A

Acceleration is equal to the net force exerted on the object divided by its mass

49
Q

the energy an object has because it is in motion

A

kinetic energy

50
Q

combination of all the forces acting on an object

A

net force

51
Q

friction

A

force that resists the motion of two surfaces that are touching

52
Q

Newton

A

N= mass x acceleration (1N=1 kg x m /s^2)

53
Q

Newton’s First Law

A

If the net force on an object is zero, the motion of an object does not change.

54
Q

gravitational potential energy

A

type of potential energy stored in an object due to its height above the Earth (water at top of dam)

55
Q

circulation motion

A

any motion in which an object is moving along a curved path

57
Q

given direction from a starting point to describe an object’s position

A

reference direction

59
Q

force that resists the motion of two surfaces that are touching

A

friction

60
Q

sound energy

A

energy carried by sound waves

62
Q

unbalanced forces

A

combined forces that form a net force that s not zero

63
Q

Newton First Law of Motion

A

the motion of an object does not change if the net force of an object is zero

65
Q

reference direction

A

given direction from a starting point to describe an object’s position

67
Q

static friction

A

prevents surfaces from sliding past each other

68
Q

fluid friction

A

friction between a surface and a fluid (such as water or air); example : air resistance

69
Q

Acceleration is equal to the net force exerted on the object divided by its mass

A

Newton’s Second Law

70
Q

N= mass x acceleration (1N=1 kg x m /s^2)

A

Newton

71
Q

net force

A

combination of all the forces acting on an object

73
Q

particles in the Earth’s interior containing great amounts of thermal energy

A

geothermal energy

74
Q

amount of matter in an object; SI unit is kg or g

A

mass

75
Q

friction between a surface and a fluid (such as water or air); example : air resistance

A

fluid friction

76
Q

contact force

A

a push or pull on an object by another object that is touching it

77
Q

tendency of an object to resist a change in its motion

A

inertia

78
Q

energy carried by electromagnetic waves (sun’s light waves, cell phones, microwaves, radios, wifi)

A

radiant energy

79
Q

energy that is stored in and released from the bonds between atoms

A

chemical energy

80
Q

seismic energy

A

energy transferred by waves moving through the ground

81
Q

the forces two objects apply to each other

A

force pair

82
Q

radiant energy

A

energy carried by electromagnetic waves (sun’s light waves, cell phones, microwaves, radios, wifi)

Science Vocabulary (17 decks)

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