Size restriction: The final body size is limited because as the body size increases, the surface area to volume ratio decreases. As Jimbo grows older and his body size gets bigger, what happens to his surface area to volume ratio gets bigger or gets smaller?
gets smaller

The longer the exposure, the more light that the telescope can gather to make the image. If Mona is an astronomer and she is looking through a telescope, what happens to the amount of light gathered by the telescope if she shortens the exposure increases or decreases?
decreases

Q: However, the melanocytes of people with darker skin produce more melanin. John was observing a range of patients skin under a microscope. He noticed that the more melanocytes the skin had, the production of melanin was higher or lower?
A: higher

Question: The elastic force increases the more the material is stretched or compressed. Joe is pulling a rubber band with his fingers. When does the band have the most elastic force at rest or when stretched?
Answer: when stretched

*Question*
Warming up exercises increases the blood flow to the muscles and increases the heart rate. Mel stops after running down the street for exercise. As Mel's heart rate decreases, Mel's blood flow decreases or increases?
**Answer**
decreases

(Question)
At higher temperatures, particles of reactants have more energy, so they move faster. The reason that the sun has so much energy is because of it has a high temperature or low temperature?
(Answer)
high temperature