1) Sound is a ___ wave. a) compression b) transverse c) longitudinal 2) Light is a ___ wave that moves at right angles. a) compression b) transverse c) longitudinal 3) Sound waves act like a? a) wave at the beach b) jump rope c) slinky 4) The distance from one point to the same point is? a) amplitude b) resonance c) wavelength d) crest 5) As a sound gets LOUDER the __ gets BIGGER. a) wavelength b) trough c) crest d) amplitude 6) The variable that is the OUTCOME? a) dependent variable b) independent variable c) manipulated variable d) constant variable 7) You would use a __ to measure VOLUME. a) graduated cylinder b) triple beam balance c) spring scale 8) Scientific notation for 4,756 a) 4.756 x 10^ 7 b) 4.756 x 10^ 4 c) 4.756  x 10^ 3 9) Scientific notation for 78,357 a) 78.357 x 10^3 b) 783.57 x 10^2 c) 7.8357 x 10^5 d) 7.8357  x 10^ 4 10) Scientific notation for  40,207 a) 4.0207  x 10^ 4 b) 40.207 x 10^ 5 c) 402.07 x 10^3 d) 40.207 x 10^6 11) Plants respond to light by growing towards it called? a) eutrophication b) phototropism c) hibernation d) dormancy 12) All the living organisms AND the abiotic factors? a) ecosystem b) population c) community d) biosphere 13) All of these are the SAME species. a) community b) ecosystem c) biosphere d) population 14) An object vibrates at its natural frequency? a) rarefaction b) refraction c) resonance d) diffraction 15) ___ curve outward and REFLECT light? a) concave lens b) convex mirror c) concave mirror d) convex lens 16) A __ is a transparent material that causes light to refract a) lens b) mirror c) opaque 17) The highness or lowness of sound? a) amplitude b) frequency c) pitch d) crest 18) Example of how SOUND WAVES are used by doctors? a) to get rid of kidney stones b) to take an X ray c) to check heart beat 19) SOUND travels BEST through a? a) solid b) liquid c) gas d) vacuum 20) LIGHT travels BEST through a? a) solid b) liquid c) gas d) vacuum 21) Highest frequency waves on the ER spectrum? a) radio b) X Ray c) Gamma rays d) infrared 22) Only part of the ER spectrum that WE can see? a) radio b) X ray c) Gamma waves d) visible light 23) Waves bending AROUND an object? a) diffraction b) refraction c) reflection d) resonance 24) Waves SLOW DOWN as they change mediums? a) diffraction b) refraction c) reflection d) resonance 25) Powerhouse of the cell? a) nucleus b) vacuole c) mitochondria d) cytoplasm 26) Cytosine always pairs with what base? a) adenine b) thymine c) guanine

Compression waves!

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