The statement that correctly distinguishes between mechanical and electromagnetic waves is: "<span>Mechanical waves carry energy through matter; electromagnetic waves carry energy through space.</span>" Mechanical waves need a medium to propagate, therefore they can only carry energy through matter. Electromagnetic is not limited by vacuum, therefore they can carry energy through space.
Answer:
The value is 
Explanation:
From the question we are told that
The mass of the shed is 
The length of the rope is 
The angular speed of the shed is 
Generally the force exerted on the shed is mathematically represented as

=> 
=>
Answer:
D
Explanation:
Moji could've chosen hardness tests that were not reliable.
Answer:
<h3><u>1</u><u>2</u><u>9</u><u> </u><u>N</u></h3>
Explanation:
️️️️️️️️️️️️㊗️㊙️️️
If blonde is 'b' and brown is 'B', the parents could have both been Bb; therefore resulting in a 1/4 chance of John being blonde