*Question*
With a higher the concentration of hydrogen ions, a solution is more acidic and has a lower pH. Something with a lot of hydrogen ions would have what pH value high or low?
**Answer**
low

*Question*
At higher temperatures, particles of reactants have more energy, so they move faster. When observing reactants and their particles, Shane decreases the temperature they're exposed to, noting that they now move faster or slower?
**Answer**
slower

*Question*
A: As the car approaches the radar gun, the reflected microwaves get bunched up in front of the car. Therefore, the waves the receiver detects have a higher frequency than they would if they were being reflected from a stationary object. The faster the car is moving, the greater the increase in the frequency of the waves. Officer Ricky points a radar gun at a car. A slow car likely has higher or lower frequency waves bouncing off of it?
**Answer**
lower

*Question*
In Life Sciences it is important to note that whenever a structure has an increased surface area, there is an increase in the functioning of that structure. When someone gets bigger what happens to their body functions increases or decreases?
**Answer**
increases