Older rocks are at the bottom and younger rocks are at the top. Having read the above passage, choose the right answer to the following question (choices are younger or older ): Ian is digging in his garden, and admires the shiny pebbles sitting in the yard, as he digs a hole and finds more rocks, he knows that the first ones he found are younger or older?
younger

Bigger waves have more energy. Having read the above passage, choose the right answer to the following question (choices are more energy or less energy? ): Compared to a one inch ripple in a pond, would a 350 foot tall ocean tsunami have more energy or less energy??
more energy

Q: If salt is added to a volume of water, there are more molecules in the same volume, so the water is denser. Having read the above passage, choose the right answer to the following question (choices are more dense or less dense ): When water absorbs salt the water becomes more dense or less dense?
A: more dense

Question: Greater use of oil and other fossil fuels causes more pollution. Having read the above passage, choose the right answer to the following question (choices are decrease or increase ): When we add more cars to the road the pollution levels decrease or increase?
Answer: increase

*Question*
The more rope segments on a pully that are helping to do the lifting work, the less force that is needed for the job. Having read the above passage, choose the right answer to the following question (choices are Will or Alan ): Will has a pully with 5 rope segments. Alan's pully has an equal size rope with 7 segments. Which person needs less force to do the same job Will or Alan?
**Answer**
Alan

*Question*
A stronger acid produces a greater concentration of ions than a weaker acid. Having read the above passage, choose the right answer to the following question (choices are falls or rises ): If Jim increases the strength of an acid he is playing with, the concentration of ions in that acid falls or rises?
**Answer**
rises