This means that as wavelengths get shorter, more waves move past a particular spot in the same amount of time. Having read the above passage, choose the right answer to the following question (choices are increase or decrease? ): As the train approached the intersection and blew its horn, expanding the wavelengths of the sound, did the frequency of the horn increase or decrease??
decrease?

(Question)
The density of the atmosphere decreases with an increase in the height above sea level (altitude). Having read the above passage, choose the right answer to the following question (choices are higher or lower ): the pilot was looking at the barometer in his airplane. he saw that with a decrease in height made the density be higher or lower?
(Answer)
higher

Ques: Objects that are closer together have a stronger force of gravity between them. Having read the above passage, choose the right answer to the following question (choices are it would increase or it would decrease ): What would happen to the force of gravity between two soccer balls if Jim moved them farther apart it would increase or it would decrease?
Ans: it would decrease

(Q).
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 a low energy level will have energy that is lower or higher?
(A).
lower

Ques:Warm air is less dense than cool air, so it rises higher in the troposphere. Having read the above passage, choose the right answer to the following question (choices are rise higher or sink lower ): If Jim lowers the temperature of the air inside his balloon, will his balloon rise higher into the air or sink towards the ground rise higher or sink lower?

Ans:sink lower

Air in the troposphere is warmer closer to Earths surface. Having read the above passage, choose the right answer to the following question (choices are warmer or colder ): Micah is leaving the atmosphere, leaving in a rocket from the Earth's surface.As he's passing through the troposphere, the air is going to get warmer or colder?
colder