The more efficient a device is, the greater the percentage of usable energy it produces. Having read the above passage, choose the right answer to the following question (choices are Theresa or Ryan ): Theresa made a device that uses 25% of usable energy. Ryan made a device that uses 10% of usable energy. Theresa or Ryan made a device that is less efficient?
Ryan

The full box is harder to move because it has greater mass and therefore greater inertia. Having read the above passage, choose the right answer to the following question (choices are red wagon or blue wagon ): Sally is pulling two wagons. The red wagon is full of sand, and the blue wagon is empty. The wagon that will be more difficult to pull is the red wagon or blue wagon?
red wagon

Q: This is also called diffusion, and the process is much faster in gases than in liquids, because the particles in gases are further apart. Having read the above passage, choose the right answer to the following question (choices are closer together or further apart ): Kate is going to diffuse a liquid and a gas. The liquid is diffused last, because the particles with it are closer together or further apart?
A: closer together

Question: Fossils found at the lowest layer of rock would be the oldest, as these would have been buried for the longest time, whereas fossils found closer to the surface would be buried more recently and therefore be younger. Having read the above passage, choose the right answer to the following question (choices are deeper or less deep ): Jonathan is digging at a site, trying to uncover young rocks. In order to find the youngest rocks, Jonathan needs to dig deeper or less deep?
Answer: less deep

*Question*
Electrons at lower energy levels, which are closer to the nucleus, have less energy. Having read the above passage, choose the right answer to the following question (choices are lower or higher ): An electron with an increased energy level will have energy that is lower or higher?
**Answer**
higher

(Q).
Nations that have more industry produce more hazardous waste. Having read the above passage, choose the right answer to the following question (choices are Belize or the United States ): The United States manufactured many more products last year than Belize did. This results in Belize or the United States producing a higher amount of hazardous waste?
(A).
Belize