A. they are cheap
B. they are sourced locally
C. the speed of sound in them is very low
D. the speed of sound in them is very high
Correct Answer:
Option D – the speed of sound in them is very high
Explanation
The speed of sound is highest in solid, being about 500, units in steel rod
Health Team
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
Factors Affecting Health in Nigeria
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
Primary Health Care Principles
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
Nigeria Healthcare Tiers
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
Primary Health Care - Health According To WHO - Referral System
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
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