Its harder to overcome friction between heavier objects and the floor than it is between lighter objects and the floor. Having read the above passage, choose the right answer to the following question (choices are basketball or baseball ): If Milo is sliding a basketball and a baseball across the floor and the baseball is the heavier of the two objects, which object will experience more friction basketball or baseball?
baseball

Because all electromagnetic waves travel at the same speed through space, a wave with a shorter wavelength must have a higher frequency, and vice versa. Having read the above passage, choose the right answer to the following question (choices are lower frequency? or higher frequency ): Compared to microwaves do x-rays, which have a much higher wavelength than microwaves, have a lower frequency? or higher frequency?
lower frequency?

Q: The farther the sound waves travel away from the source, the more spread out their energy becomes. Having read the above passage, choose the right answer to the following question (choices are louder or quieter ): As sound waves move away from a speaker they become louder or quieter?
A: quieter

Question: The more branching there is in isomers, the lower the boiling and melting points are. Having read the above passage, choose the right answer to the following question (choices are decrease them or increase them ): If Jim is trying to raise the melting point of an isomer, what should he do to the number of branching points of the isomer decrease them or increase them?
Answer: decrease them

*Question*
To reduce friction, oil is added to the engine. Having read the above passage, choose the right answer to the following question (choices are increase or decrease ): If Milo's bike chain is not moving well and he adds some oil to it, what will happen to the levels of friction the chain experiences increase or decrease?
**Answer**
decrease

The greater the objects mass, the greater the force of gravitational attraction. Having read the above passage, choose the right answer to the following question (choices are increase or decrease ): If Mona adds some mass to the object she is creating for her school project, what happens to the gravitational attraction of that object increase or decrease?
increase