Read the passage below and choose the right answer to the following question (choices are weaker or stronger ): The closer objects are to each other, the stronger the gravitational force between them. When a star is nearing a planet, the star will be pulled into it if the gravitational force is weaker or stronger?
stronger

Read the passage below and choose the right answer to the following question (choices are increase or decrease ): Air pressure is less at higher elevations. If Mona is climbing up a mountain and she reaches a high elevation, what will happen to the air pressure increase or decrease?
decrease

Read the passage below and choose the right answer to the following question (choices are sandpaper or notebook paper ): Rougher surfaces have more friction between them than smoother surfaces. If Mona is comparing sandpaper with notebook paper and she determines that sandpaper is rougher then notebook paper, which object has less friction sandpaper or notebook paper?
notebook paper