The correct answer is Metal.
Sound waves are vibrations which need medium to propagate. Higher the density of medium, the sound travels fastest. Sound travels fastest in solid than liquid and gas. Therefore, in this question sound will travel faster in metal because metal has higher density than air and water and it will not travel in vacuum as sound needs medium to travel.
Answer:
B
Explanation:
Because of the different shapes and components that a prokaryotic cell has such as flagellum that isn't show on the other ones
Glucose is broken down into sugar
Salt concentration is the factor among the following factors given in the question that does not vary between a fast flowing river and a pond that receives no water input. The correct option among all the options that are given in the question is the second option. I hope the answer comes to your help.
There’s one hundred centimeters in one meter, and one thousand millimeters per meter.
that being said, 3000 mm are in 1 meter
