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Science 8 > Unit 1 > Flashcards

Unit 1 Flashcards

1
Q

Wave

A

Definition: a disturbance that carries energy from place to place

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2
Q

Mechanical Wave

A

Definition: matter that moves back and forth in a repeating pattern

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3
Q

Medium

A

Definition: the matter that a mechanical wave travels through

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4
Q

Model

A

Definition: a representation of a situation which makes important aspects easy to see

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5
Q

Wave Pulse

A

Definition: a single disturbance that doesn’t repeat

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6
Q

Wave Cycle

A

Definition: one complete motion of the repeating pattern in a wave

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7
Q

Transverse Wave

A

Definition: the matter moves in a pattern perpendicular to the direction the wave travels

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8
Q

Longitudinal Wave

A

Definition: the matter moves in a pattern parallel to the direction that the wave travels

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9
Q

Surface Wave

A

Definition: the matter moves in a circular pattern that is sometimes parallel and sometimes perpendicular to the direction the wave travels

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10
Q

Amplitude

A

Definition: is the size of the crests or troughs of a wave

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11
Q

Wavelength

A

Definition: the distance between the start of one wave cycle and the start of the next cycle

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12
Q

Frequency

A

Definition: the number of wave cycle that pass a certain point in a given period of time

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13
Q

Wave Speed

A

Definition: the distance a wave moves in a given amount of time

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14
Q

Wave Relationship

A

Definition: the equation that relates wave speed, frequency, and wavelength (wave speed = frequency x wavelength

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15
Q

Is A Wave Subjective?

A

No

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16
Q

Three Examples Of A Wave

A
  • Sound
  • Energy
  • EM waves

Science 8 (5 decks)

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