15. A term used for the sound that is reflected back to its source. A. echo B. mirror C. echolocation D. All of these options 16. It is the transmission of sound used to locate objects A Echolocation B. Mirror C. Echo D. All of these options 17. What animal does not use echolocation to locate their food or direction? A. bats B. some whales C. alligators D. dolphins 18. Which of the following is good to use to protect our ears from the noise in the environment? A. cotton buds B. earrings C. ear muffs D. all of these options 19. Which of the following is good to use when we go out on a sunny day? A. umbrella B. sunglasses C. sun block D. all of these options 20. Which of the following shows proper way of protecting oneself from the heat of the sun? A Wearing protective clothing like long-sleeved cloths if you are working under the sun. B.Drinking plenty of water to keep hydrated during summer. C.Use wide-brimmed hat when working in the fields. D. All of these options
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15. A term used for the sound that is reflected back to its source. A. echo B. mirror C. echolocation D. All of these
Answer:
Explanation:
DONE IDOL