Answer:
i am pretty sure the answer is a
Explanation: because the airplane's flight time has to be the independent variable for it to affect the dependent variable that is the speed of how fast the airplane is going.
Answer:
97% of earth's water is in the ocean. The rest could be found underground, in glaciers and ice, and in rivers and lakes
Answer:
By passing the gas through lime water
Explanation:
The equation of the reaction of vinegar with calcium carbonate in the form of marble chips is shown below;
CaCO3(s) + 2CH3COOH(aq) ---------> Ca(CH3COO)2(aq) + H2O(l) + CO2(g).
We can see from the reaction equation that the gas produced is carbon dioxide. This gas is identified by passing the gas through lime water. If lime water turns milky, then the gas is truly carbon dioxide.
The answer is B.
Explanation:
The other options contain K, L, or Mg which are all metals.
<h3><u>Answer;</u></h3>
Surface fire
<h3><u>Explanation;</u></h3>
- <u>Surface fires are type of forest fires that may burn primarily as a surface fire,</u> spreading along the ground as the surface litter and undergrowth on the forest floor and is engulfed by the spreading flames.
- They are the easiest fires to put out and cause the least damage to the forest. Surface fires create the least amount of destruction.
- <em><u>These fires protects the forest by releasing the nutrients that would otherwise decompose slowly, having little benefit to the ecosystem.</u></em>
- <em><u>Additionally, these fires allow more open spaces for new and different kinds of vegetation to grow and receive sunlight.</u></em>
