The full box is harder to move because it has greater mass and therefore greater inertia. Decreasing the mass of an object causes its inertia to increase or decrease?
decrease

The pupil automatically gets bigger or smaller to let more or less light in as needed. John was observing the patient. He saw that as less light was let in, the pupil would get bigger or smaller.?
smaller.

Q: The closer to the surface an aquifer is, the easier it is to get the water. If Milo is hunting for water and he finds two water sources, which one will it be harder for him to extract water from one close to the surface or one far from the surface?
A: one far from the surface

Question: The main law is the law of superposition. This law states that deeper rock layers are older than layers closer to the surface. When you go into a cave, the rocks at shallower levels are younger or older than the rocks on the surface?
Answer: younger

*Question*
To reduce friction, oil is added to the engine. If Milo's engine is running hot, how will draining the oil affect friction increase or reduce?
**Answer**
increase

The longer the resistor, the more resistance it has. Chris needs a resistor for a science experiment he is conducting in class. He needs it to have the greatest resistance possible. If the second resistor is half as long as the first one, then the first one or second one will have the greater resistance?
first one