You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).
--------
Question: Paragraph: Machines make work easier by increasing the amount of force that is applied, increasing the distance over which the force is applied, or changing the direction in which the force is applied.
 Question: John observed that machines are not very helpful in performing work because they decrease the amount of force, and also make the distance the force is applied 
 Choices: A)Greater 
B)Lesser

Answer: Lesser


Question: Paragraph: As the amount of water increases, the melting point of rock decreases.
 Question: If Mona removes more water from her cauldron of melting rock, what will happen to the melting point of that rock? 
 Choices: A)increase 
B)decrease

Answer: increase


Question: Paragraph: The closer together the particles in a longitudinal wave are, the greater the amplitude.
 Question: If Mona creates a longitudinal wave and decreases the distance of the particles in the wave, what happens to the amplitude of that wave? 
 Choices: A)increases 
B)decreases

Answer:
decreases