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96 Cards in this Set
- Front
- Back
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Properties of Sound
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-through a material, solid, liquid, or gas
-no medium no wave |
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Sound is a .... wave
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longitudinal
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properties of light
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-vibraition of non-material
-doesn't need a material to travel -travels faster than sound |
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light is a .... wave
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transverse
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properties of sound and waves
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-vibrations that propagate through space as waves
-source is something vibrating -carry energy |
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Transverse waves
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partice displacement is perpendicular to direction of wave
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crest
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top of the wave
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trough
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bottom of wave
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amplitude
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measure from the neutral to the crest or trough
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wavelength
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measure from crest to crest or trough to trough
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longitudianl
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the partilces of the medium move in a direction parrallel to the direction of the enerty wave
also called compression waves can be rep. graphically |
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retina
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screen of the eye
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farsightedness
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distant objects are seen clearly while near objects are out of focus
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scleara
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the tough outer covering of the eye
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refraction
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bending of ligh as it goes from one material to another material of different density
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Properties of Sound
|
-through a material, solid, liquid, or gas
-no medium no wave |
|
|
Sound is a .... wave
|
longitudinal
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properties of light
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-vibraition of non-material
-doesn't need a material to travel -travels faster than sound |
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light is a .... wave
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transverse
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properties of sound and waves
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-vibrations that propagate through space as waves
-source is something vibrating -carry energy |
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|
Transverse waves
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partice displacement is perpendicular to direction of wave
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crest
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top of the wave
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trough
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bottom of wave
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amplitude
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measure from the neutral to the crest or trough
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wavelength
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measure from crest to crest or trough to trough
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longitudianl
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the partilces of the medium move in a direction parrallel to the direction of the enerty wave
also called compression waves can be rep. graphically |
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retina
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screen of the eye
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farsightedness
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distant objects are seen clearly while near objects are out of focus
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scleara
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the tough outer covering of the eye
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refraction
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bending of ligh as it goes from one material to another material of different density
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Properties of Sound
|
-through a material, solid, liquid, or gas
-no medium no wave |
|
|
Sound is a .... wave
|
longitudinal
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properties of light
|
-vibraition of non-material
-doesn't need a material to travel -travels faster than sound |
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light is a .... wave
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transverse
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properties of sound and waves
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-vibrations that propagate through space as waves
-source is something vibrating -carry energy |
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Transverse waves
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partice displacement is perpendicular to direction of wave
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crest
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top of the wave
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trough
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bottom of wave
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amplitude
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measure from the neutral to the crest or trough
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wavelength
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measure from crest to crest or trough to trough
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longitudianl
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the partilces of the medium move in a direction parrallel to the direction of the enerty wave
also called compression waves can be rep. graphically |
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retina
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screen of the eye
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farsightedness
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distant objects are seen clearly while near objects are out of focus
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scleara
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the tough outer covering of the eye
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refraction
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bending of ligh as it goes from one material to another material of different density
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optic nerve
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carries messages from the eye to the brain
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divergant lens
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another term for concave
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cornea
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transparen sheet at the front of the eye that bulges outward slightly
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pupil
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this part of the eye is not an actual structure
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vitrious fluid
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transparent jelly-like substance that fulls the entire back cavity of the eye
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fovea
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the region on the treina of most distnict visoin
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iris
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expands and contracts to control the amount of light entering the eye
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pitch
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the relative highness or lowness of a sound
determined by the frequency of the sound wave |
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frequency
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# of waves coming at source per second
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descirbe how various animals see different and hear diferen
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some see colors differently-snakes in infared and dog+cat in black and white
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what is light and how does it travel
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transversal wave that travels without a medium
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how does an image look on our retina
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upside down
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rods
and cones are located in? |
rods: sensitive to dim light and movement; cant see in color.
cones: sensitve to brigh light and color and are able to make out fine detail lens |
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lens
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bends light that passes throught the cornea and pupil so that it comes to a focus on the retina.
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iris
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colored part of the eye
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what fixes nearsightedness
what cause it |
convex
eye to narrow |
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what fixes farsightedness
what causes it |
concave
eye to thick |
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farsightedness
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ibjects at distant are seeon clearly while near objects are out of focus
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auditory nerve
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carries meggases from the ear to the brain
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DNA
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controls the cell
instructions for life twisted later a t c g |
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Gene
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a segment of DNA that codes for a protein which codes into a trait
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mRNA
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used to read DNA in nucleus because DNA is to big to fint through pores
carries info from DNA in nucleus to the ribosomes for protein synthesis TRANSCRIPTION |
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tRNA
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TRANSLATION
RNA molecuels transport amino acids to ribosomes to be translated |
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transcription
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making mRNA in nucleaus from DNA code
DNA-RNA |
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translation
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builds proteins from amino acids
RNA makes sequences of amino acids on ribosome to form protein |
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nucleaus
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control center
contains DNA |
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Mitosis
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multiply cells
replace dead cells |
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miosis
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sex-mixing genes of diff. genes of diff. orgainisma of same species
making cells with half the numebr of chromosomes |
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allele
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version of trait or gene
C=curly hair c=straight hair |
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dominate
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trait that shows even when one is present
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recessive
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trait that shows only when paired with another recesive
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genotype
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what the gene looks like
AA. Aa. aa |
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phenotype
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physical apperance of gene
curly/straight hair |
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Karyo
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nucleaous (of cell)
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type
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representative of..
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di
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two, twice
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zygous
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pairing (of chromosomes)
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hemo
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blood
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philia
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love/tendancy toward
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haplo
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single/ simple
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ploid
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resembling/like
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cyto
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cell
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cyst
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sac
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auto
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self
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troph
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nourishing/ energy
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chromo
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color
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pheno
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apperance
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geno
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of genes/ heredity
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autosome
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any chromosome other than sex chromosome
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ribosome
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where protein synthesis takes place
attaches to mRNA and moves down one codon at a time when it reaches stop codon it realase protein |
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protein
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chain of amino acids
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