<h2>
Answer: A. 3.9 m</h2>
Explanation:
The variation in distance is given by:
(1)
Where is the final distance of the cat from the door and is the initial distance of the cat from the door.
Solving (1) with the known values:
(2)
Hence:
The uses of fossil fuel causes:
- <em>A</em><em>l</em><em>l</em><em> </em><em>o</em><em>f</em><em> </em><em>t</em><em>h</em><em>e</em><em> </em><em>a</em><em>b</em><em>o</em><em>v</em><em>e</em>
<u>F</u><u>o</u><u>s</u><u>s</u><u>i</u><u>l</u><u> </u><u>f</u><u>u</u><u>e</u><u>l</u><u>s</u><u> </u><u>b</u><u>u</u><u>r</u><u>n</u><u> </u><u>a</u><u>n</u><u>d</u><u> </u><u>i</u><u>n</u><u>c</u><u>r</u><u>e</u><u>a</u><u>s</u><u>e</u><u>s</u><u> </u><u>i</u><u>n</u><u> </u><u>g</u><u>l</u><u>o</u><u>b</u><u>a</u><u>l</u><u> </u><u>t</u><u>e</u><u>m</u><u>p</u><u>e</u><u>r</u><u>a</u><u>t</u><u>u</u><u>r</u><u>e</u><u> </u><u>b</u><u>e</u><u>c</u><u>a</u><u>u</u><u>s</u><u>e</u><u> </u><u>i</u><u>t</u><u> </u><u>e</u><u>m</u><u>i</u><u>t</u><u>s</u><u> </u><u>g</u><u>r</u><u>e</u><u>e</u><u>n</u><u>h</u><u>o</u><u>u</u><u>s</u><u>e</u><u> </u><u>g</u><u>a</u><u>s</u><u>e</u><u>s</u><u>.</u><u> </u><u>A</u><u>n</u><u>d</u><u> </u><u>t</u><u>h</u><u>e</u><u> </u><u>e</u><u>x</u><u>t</u><u>r</u><u>e</u><u>m</u><u>e</u><u> </u><u>c</u><u>l</u><u>i</u><u>m</u><u>a</u><u>t</u><u>e</u><u> </u><u>c</u><u>h</u><u>a</u><u>n</u><u>g</u><u>e</u><u> </u><u>d</u><u>e</u><u>c</u><u>r</u><u>e</u><u>a</u><u>s</u><u>e</u><u>s</u><u> </u><u>b</u><u>i</u><u>o</u><u>d</u><u>i</u><u>v</u><u>e</u><u>r</u><u>s</u><u>i</u><u>t</u><u>y</u><u> </u><u>and</u><u> </u><u>last</u><u> </u><u>but</u><u> </u><u>not</u><u> </u><u>the</u><u> </u><u>least</u><u> </u><u>it</u><u> </u><u>increases</u><u> </u><u>pollution</u><u> </u><u>because</u><u> </u><u>burning</u><u> </u><u>of</u><u> </u><u>fuels</u><u> </u><u>emit</u><u> </u><u>gases</u><u> </u><u>like</u><u> </u><u>Carbon-dioxide</u><u> </u><u>etc</u><u>.</u><u>.</u><u>.</u><u>~</u>
<span>10 times as much. Since F=m*a, and a is constant, the only thing that affects force is the mass.
In response to the below answer, the acceleration due to gravity does not change. The force due to gravity definitely DOES change depending on the mass of the object. Since the force is what the problem asks for, the answer is 10</span>