TRUE OR FALSE? A LIGHTNING IS A NATURAL SOURCE OF LIGHT.
TRUE
TRUE OR FALSE? "SOUNDS ARE MADE WITH VIBRATIONS"
TRUE
WHAT DESCRIBES HOW LOUD OR QUIET A SOUND IS? A) VIBRATION B) VOLUME
B) VOLUME
WHAT BODY PART IS USED TO HEAR SOUNDS?
EARS
CHOOSE THE CORRECT OPTION TO COMPLETE THE SENTENCE. "WE USE OUR EYES FOR THE SENSE OF..." A) TASTE B) SIGHT C) HEARING
B) SIGHT
CHOOSE THE CORRECT OPTION: WE USE THE MOUTH FOR THE SENSE OF... A) HEARING B) TASTE C) TOUCH
B) TASTE
TECHNIQUE USED BY BATS, DOLPHINS AND OTHER ANIMALS TO DETERMINE THE LOCATION OF OBJECTS USING REFLECTED SOUND.
ECHOLOCATION.
COMPLETE: "SOUND WAVES TRAVEL THROUGH AIR(GASES), WATER(LIQUIDS) AND ...."
SOLIDS
CAN WE SEE THE SOUND WAVES?
NO, WE CAN'T.
WHAT IS A SOURCE OF NOISE POLLUTION? A) PLANTING TREES B) SOCIAL EVENTS
B) SOCIAL EVENTS
TRUE OR FALSE? A CANDLE IS A NATURAL SOURCE OF LIGHT.
FALSE
TRUE OR FALSE? "SOUND WAVES TRAVEL THROUGH WATER".
TRUE
COMPLETE: "________________ IS THE LOUDNESS OR SOFTNESS OF A SOUND."
VOLUME
CHOOSE THE CORRECT OPTION TO COMPLETE THE SENTENCE: WE USE OUR EARS FOR THE SENSE OF... A) HEARING B) TASTE C) TOUCH
A) HEARING
COMPLETE: " WHEN SOUND WAVES REACH OUR EARS, THEY MAKE A DELICATE SKIN OF OUR _________ VIBRATE."
EARDRUMS
WHAT IS IT? "A SOUND THAT IS REPEATED BECAUSE THE SOUND WAVES ARE REFLECTED BACK."
ECHO
CHOOSE THE CORRECT OPTION: WE USE OUR NOSE FOR THE SENSE OF... A) SMELL B) TASTE C) TOUCH
A) SMELL
TRUE OR FALSE? NOISE POLLUTION CAN CAUSE STRESS AND OTHER PROBLEMS.
TRUE
HOW ARE SOUNDS MEASURED? A) CELSIUS B) DECIBELS
B) DECIBELS
CHOOSE THE CORRECT OPTION TO COMPLETE THE SENTENCE: WE USE OUR HANDS FOR THE SENSE OF... A) HEARING B) TASTE C) TOUCH
C) TOUCH
TRUE OR FALSE? "THE MOON IS A SOURCE OF LIGHT."
FALSE
COMPLETE: " SOUNDS TRAVEL IN INVISIBLE______________"
WAVES