If the gas is heated, the particles will move faster as they gain more energy. Having read the above passage, choose the right answer to the following question (choices are faster or slower ): Tina cools some oxygen gas. The oxygen particles will move faster or slower?
slower

Chemical weathering increases as: Temperature increases: Chemical reactions proceed more rapidly at higher temperatures. Having read the above passage, choose the right answer to the following question (choices are less or more ): The temperature has been dropping in a certain part of the world. The temperature change leads to less or more chemical weathering?
less

Q: For a given medium, sound waves travel more slowly at lower temperatures. Having read the above passage, choose the right answer to the following question (choices are higher or lower ): John was watching the sound waves in his electronic monitor when he noticed something. The speed of the sound waves was faster when the temperature was higher or lower?
A: higher

Question: With a higher the concentration of hydrogen ions, a solution is more acidic and has a lower pH. Having read the above passage, choose the right answer to the following question (choices are higher or lower ): James wants to create a solution that is less acidic than others, so his concentration of hydrogen ions will be higher or lower?
Answer: lower

*Question*
Water becomes more dense when it is colder and when it has more salt. Having read the above passage, choose the right answer to the following question (choices are decreases or increases ): If Jim lowers the temperature of water in his bathtub, what happens to the density of the water decreases or increases?
**Answer**
increases

(Q).
The elastic force increases the more the material is stretched or compressed. Having read the above passage, choose the right answer to the following question (choices are increases or decreases ): When a rubber band is stretched, its elastic force increases or decreases?
(A).
increases