- Which medical imaging technique uses ultrasound waves?
- Answer: Ultrasonography
- Explanation: Ultrasonography is used for imaging internal organs, detecting abnormalities, and monitoring fetal development.
- Which medical procedure uses ultrasound to examine the heart?
- Answer: Echocardiography
- Explanation: Echocardiography uses ultrasound waves to create images of the heart and detect heart diseases.
- Which technique is used to detect cracks in metal objects using ultrasound?
- Answer: Ultrasonic testing
- Explanation: Ultrasonic testing is widely used in industries to detect hidden cracks and defects in metal structures.
- Which medical condition is diagnosed using ultrasound to detect stones?
- Answer: Kidney stones
- Explanation: Ultrasound scanning helps in detecting kidney stones and gall bladder stones.
- Which method is used to break kidney stones using ultrasound waves?
- Answer: Lithotripsy
- Explanation: Lithotripsy is a medical procedure where high-frequency ultrasound waves break kidney stones into fine particles.
- Which animals use ultrasound for navigation and hunting?
- Answer: Bats
- Explanation: Bats use ultrasound waves for echolocation to detect obstacles and prey in the dark.
- Which marine animal relies on ultrasound for communication and navigation?
- Answer: Dolphin
- Explanation: Dolphins use ultrasound for echolocation to navigate and locate prey underwater.
- Which device uses ultrasound waves to detect underwater objects?
- Answer: Sonar
- Explanation: Sonar (Sound Navigation and Ranging) is used in submarines and ships to locate underwater objects.
- Which cleaning technique utilizes ultrasound waves?
- Answer: Ultrasonic cleaning
- Explanation: Ultrasonic cleaning is used to remove dirt and grease from delicate items like jewelry and electronic components.
- Which device uses ultrasound waves to help people with hearing impairments?
- Answer: Hearing aid
- Explanation: Hearing aids amplify sound using ultrasound and multiple reflections to assist people with hearing loss.
