Read the passage below and choose the right answer to the following question (choices are greater or smaller ): To reduce friction, oil is added to the engine. Dana wants things to slide around easily without too much friction, so she uses oil in amounts that are greater or smaller?
greater

Read the passage below and choose the right answer to the following question (choices are weaker or stronger ): Objects with greater mass have a stronger force of gravity. The moon has a weaker or stronger force of gravity than the sun?
weaker

Q: Read the passage below and choose the right answer to the following question (choices are first one or second one ): 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?
A: first one

Question: Read the passage below and choose the right answer to the following question (choices are faster or slower ): An object has greater momentum if it has greater mass, greater velocity, or both. A larger boulder will roll down a hill faster or slower than a smaller one?
Answer: faster

*Question*
Read the passage below and choose the right answer to the following question (choices are less or more ): The higher up a food chain that humans eat, the greater the levels of toxic metals they take in. Mike is studying what humans eat. Bears are higher up the food chain than mosquitoes. Therefore, if humans were to eat mosquitoes, they would likely be taking in less or more levels of toxic metals?
**Answer**
less

Read the passage below and choose the right answer to the following question (choices are more or less ): Smoking reduces the amount of oxygen available for diffusion at the lungs, so less oxygen gets absorbed and blood is oxygenated to a lesser degree. Less oxygen absorption means more or less oxygen in the blood?
less