does anyone know the answers to these? they are past due and I have no clue what these answers are thank you so much if anyone knows!!

The pattern of this wave changes between its beginning and end. what is true about the amplitude and wavelength of the wave when the pattern changes?

Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat