Tracy took a road trip out west where she had a chance to visit both the north and south rims of the Grand Canyon. She observed more wildlife and a greater variety of views from the south rim, but enjoyed a less crowded more peaceful experience at the north rim. She was able to hike several trails at both locations and found the staff to be helpful. What would be the best way for Tracy to categorize her observations

Why is rain likely when warm, moisture-laden air meets cold air? a) the lighter warm air will rise and cool down, causing condensation and rain. b) the cold air moves faster and pushes the warm air away, causing condensation and rain. c) the moisture in the warm air condenses on contact with the cold air, causing rain to fall. d) the cold air mixes with the warm air, reducing its temperature causing moisture to condense.

What are some properties of transverse waves?

The horizontal blue line through the middle of the lens is called the optical axis. as the lamp is moved above or below the axis, keeping the horizontal distance to the center of the lens constant, how does the horizontal distance from the lens to the image change?