Olexes sound flash cards

Question 0

Basilar Membrane

Answer 0

a membrane in the cochlea that is in the organ of Corti.

Question 1

Sonar

Answer 1

a system for the detection of objects under water and for measuring the water’s depth by emitting sound pulses and detecting or measuring their return after being reflected.

Question 2

Photon

Answer 2

a tiny particle of light or electromagnetic radiation

Question 3

Intensity

Answer 3

intensity is the power transferred per unit area, where the area is an imagined surface that is perpendicular to the direction of the energy.

Question 4

Radar

Answer 4

an electronic system used to detect,range and velocity

Question 5

Light Ray

Answer 5

An imaginary line that follows behind in the direction that light travels.

Question 6

Virtual image

Answer 6

Not the real image you see. It is an apparent path of light rays.

Question 7

Real image

Answer 7

Opposite of virtual image rays are gathered into a single point or small area.

Question 8

Diffuse reflection

Answer 8

Where random light is reflected off into many random directions, such as a disco ball.

Question 9

Geometrical optics

Answer 9

Where light starts to perform like a ray.

Question 10

Angle of reflection

Answer 10

The way the ought reflects off a smooth surface

Question 11

Angle of incidence

Answer 11

The way a light Ray strikes a surface

Question 12

Law of reflection

Answer 12

That the laws of reflection and incidence are the same angles

Question 13

Normal

Answer 13

Where light hits an object

Question 14

Convex mirror

Answer 14

Mirrors that cave outwards

Question 15

Concave mirrors

Answer 15

Mirrors that cave in

Question 16

Total internal reflection

Answer 16

complete reflection of a ray of light within a medium such as water surrounding the back into the medium.

Question 17

Lens

Answer 17

Focuses all light into one hole.

Question 18

Magnification

Answer 18

Duplicating wavelengths to make objects appear larger.

Question 19

Prism

Answer 19

Used to disperse light

Question 20

Dispersion

Answer 20

Where light is not appeared the way it really is

Question 21

What is a sound wave

Answer 21

Sound waves are when an object is vibrating free air around it making noise

Question 22

What is pitch

Answer 22

The pitch is affected by what the size of a vibrating object is the larger it is the lower the pitch the smaller it is the higher the pitch

Question 23

What is infrasound

Answer 23

You can hear all infrasound

Question 24

Ultrasound

Answer 24

Ultrasound is all sounds you cannot hear

Question 25

What is resonance

Answer 25

When two vibrations are at the same natural vibration level they will recharge a resonance

Question 26

What is intensity

Answer 26

Used to measure light

Question 27

Decibel

Answer 27

The intensity of a sound

Question 28

Fundamental frequency

Answer 28

The primary standing wave on a vibrating string

Question 29

Mirage

Answer 29

Hen you believe to see an object but it’s not really there.

Question 30

Angle of incidence

Answer 30

The way light Ray strikes a surface

Question 31

Basilar membrane

Answer 31

.

Question 32

Electromagnetic spectrum

Answer 32

The different kinds of waves that exist like radio waves light waves sound waves.

Question 33

What is normal

Answer 33

Where the light hits an object