Question: Answer the question based on the following text. Question: Jim is designing a new car and playing around with different materials. If he were to increase the weight of the vehicle, what would happen to the fuel efficiency of that vehicle? It would increase or decrease? Text: Lighter, more streamlined vehicles need less energy.
Answer: decrease

Question: Answer the question based on the following text. Question: Sean digs in the dirt and finds rocks that are buried very shallowly. Given how deep they were, Sean can assume that these rocks are younger or older? Text: Lower rock layers were laid down earlier, so they are assumed to contain older fossils.
Answer: younger

Question: Answer the question based on the following text. Question: If Mona removes more water from her cauldron of melting rock, what will happen to the melting point of that rock increase or decrease? Text: As the amount of water increases, the melting point of rock decreases.
Answer:
increase