Answer:
The input or x value= spf
The output or y value= Minutes of exposure until sunburn
The grass affects the movement by helping the water not over flow / flood
When the gravitational pull of the Sun and Moon are combined, you get more extreme high and low tides. This explains high and low tides that happen about every two weeks. Note: this figure is not to scale. The Sun is much bigger and farther away.
Answer: crust
Explanation: Earth's crust is made up of hard rocks
You will lose much sensation but not all sensation.