Science ReviewScience Review

Light and SoundLight and Sound

Light waves travel in Light waves travel in ________________

a) Circlesa) Circles

b) Straight linesb) Straight lines

c) Spiralsc) Spirals

b) Straight linesb) Straight lines

Sound is _______ you can Sound is _______ you can hear.hear.

a) motiona) motion

b) noiseb) noise

c) volumec) volume

d) vibrationsd) vibrations

d) vibrationsd) vibrations

What color is being What color is being reflected from this boy’s reflected from this boy’s shirt?shirt?

a) all colorsa) all colors

b) whiteb) white

c) blackc) black

d) yellowd) yellow

d) yellowd) yellow

______ lenses refract light ______ lenses refract light and magnify images.and magnify images.

a) convexa) convex

b) concaveb) concave

a) convexa) convex

Sound has to travel Sound has to travel through a __________.through a __________.

a) mediuma) medium

b) earb) ear

c) wavelengthc) wavelength

d) solidd) solid

a) mediuma) medium

Describe the sound wave.Describe the sound wave.

a) high pitch, soft volumea) high pitch, soft volume

b) low pitch, loud volumeb) low pitch, loud volume

c) low pitch, soft volumec) low pitch, soft volume

d) high pitch, loud volumed) high pitch, loud volume

c) low pitch, soft volumec) low pitch, soft volume

A ______ is a solid object that is A ______ is a solid object that is used to separate light waves into used to separate light waves into the colors of the visible the colors of the visible spectrum.spectrum.

a) magnifying glassa) magnifying glass

b) telescopeb) telescope

c) prismc) prism

d) rain dropd) rain drop

c) prismc) prism

A glass window is an A glass window is an example of a _______ example of a _______ object.object.

a) transparenta) transparent

b) translucentb) translucent

c) opaquec) opaque

a) transparenta) transparent

Wax paper is an example Wax paper is an example of a ________ object.of a ________ object.

a) Transparenta) Transparent

b) Translucentb) Translucent

c) Opaquec) Opaque

b) Translucentb) Translucent

Which instrument has the Which instrument has the highesthighest pitch? pitch?

A B C

c) c)

_______ is the measure of the _______ is the measure of the number of vibrations per number of vibrations per second.second.

a) amplitudea) amplitude

b) frequencyb) frequency

c) volumec) volume

d) pitchd) pitch

b) frequencyb) frequency

Describe the sound wave Describe the sound wave below.below.

a) high pitch, soft volumea) high pitch, soft volume

b) low pitch, loud volumeb) low pitch, loud volume

c) low pitch, soft volumec) low pitch, soft volume

d) high pitch, loud volumed) high pitch, loud volume

d) high pitch, loud d) high pitch, loud volumevolume

What colors are being What colors are being absorbed in the pink shoe?absorbed in the pink shoe?

a) all colors except pinka) all colors except pink

b) pinkb) pink

c) all colorsc) all colors

d) none- all colors are being reflectedd) none- all colors are being reflected

a) all colors except pinka) all colors except pink

Sound travels as _________.Sound travels as _________.

a) sound wavesa) sound waves

b) wavelengthsb) wavelengths

c) loudnessc) loudness

d) light wavesd) light waves

a) sound wavesa) sound waves

Which image shows how Which image shows how the light would reflect?the light would reflect?

A B C

c)c)

True or False? Light travels True or False? Light travels faster through air than faster through air than water.water.

a) Truea) True

b) Falseb) False

a) Truea) True

______ describes how high or ______ describes how high or low a sound is. This is low a sound is. This is determined by frequency.determined by frequency.

a) pitcha) pitch

b) volumeb) volume

c) amplitudec) amplitude

d) loudnessd) loudness

a) pitcha) pitch

______ lenses make objects ______ lenses make objects look smaller and clearer.look smaller and clearer.

a) convexa) convex

b) concaveb) concave

b) concaveb) concave

Alexander tightened the Alexander tightened the strings on his violin. How will strings on his violin. How will this change the sound?this change the sound?

a) There will be no change.a) There will be no change.

b) The pitch will be lower.b) The pitch will be lower.

c) The volume will be softer.c) The volume will be softer.

d) The pitch will be higher.d) The pitch will be higher.

d) The pitch will be d) The pitch will be higher.higher.

______ describes how soft or ______ describes how soft or loud a sound is. This is loud a sound is. This is determined by amplitude.determined by amplitude.

a) volumea) volume

b) pitchb) pitch

c) frequencyc) frequency

d) wavelengthd) wavelength

a) volumea) volume

Red, orange, yellow, green, Red, orange, yellow, green, blue, indigo and violet are blue, indigo and violet are the colors of the the colors of the ______________.______________.

a) color wheela) color wheel

b) visible spectrumb) visible spectrum

b) visible spectrumb) visible spectrum

________ objects do not let any ________ objects do not let any light pass through. They light pass through. They absorb or reflect all light.absorb or reflect all light.

a) Transparenta) Transparent

b) Translucentb) Translucent

c) Opaquec) Opaque

c) Opaquec) Opaque

______ is the bending of ______ is the bending of light.light.

a) light wavea) light wave

b) reflectionb) reflection

c) amplitudec) amplitude

d) refractiond) refraction

d) refractiond) refraction