The three states of matter are:
Solid- The atoms are packed tightly.
Liquid-Liquids have a Definite volume but not a definite shape.
Gas-No definite volume and no definite shape;
The effort distance will be 160 cm.Applying the moment at the center as follows will provide the effort distance:
<h3 /><h3>What is the mechanical advantage?</h3>
Mechanical advantage is a measure of the ratio of output force to input force in a system, it is used to obtain the efficiency of forces in levers and pulleys.
Given data;
Effort,
Load,
Distance from the fulcrum,
The effort distance is found by applying the moment at the center as;

Hence, the effort distance will be 160 cm
To learn more about the mechanical advantage refer to the link;
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Answer:
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Explanation:
B. Density. I hope this helps!
The answer is 0 , hope this helps