In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Question: If Australia is smaller then Asia, which country will produce more of a trash buildup in the oceans?
Answer: China
The Southern Hemisphere has less trash buildup in the oceans because less of the region is continent.

Question: Would an astronaut feel a greater gravitational pull from the Earth when he is standing
Answer: on the floor of his house
The gravitational force between two objects decreases as the objects move further apart.

Question: If Mary is playing music in her room and the heater stops working, causing the temperature to fall, what happens to the speed of the soundwaves her radio is generating?
Answer: decreases
For a given medium, sound has a slower speed at lower temperatures.