Answer:
Lol, sonar technology sends sound waves into the ocean and when the waves hit something, the device measures how long it took to hit something and come back basically
Answer:
All of them seems true tho
It a rock form from extrusive rock such as the follow of lava
Answer: C) They can contain contaminants that can enter the air during storms or high winds.
Explanation: A is wrong because I got it wrong (Sorry, can't give much explanation there).
B is wrong because water contamination does not directly relate to respiratory health.
D is wrong because fertilizers can impact respiratory health (Explanation seems lack-luster, but I feel like this is common sense).
Hope this helps :)
What are the two primary sources of energy for the earth