Alex lives in arizona. he plants flowers in a pot with new soil mixed with fertilizers, and he places the pot on his back porch. the flowers receive lots of morning and afternoon sun each day. he waters the plant once that week. when he checks his plant later in the week, he notices that it is starting to turn brown. the plant is also starting to wilt. which of the following is the reason for these changes in alex's plant? a. the soil does not have enough nutrients to feed the plant. b. the plant is getting too much sunlight. c. it was too windy for the plant to stand straight. d. the plant has not received enough water.

I think that your answer is D. I hope this helps you out! 3/13/2019

 Have a great day! :D

-wfz

answer : a model is often used to explain and make things easier to understand when any scientific topic needs to be demonstrated and explained.

as in this case where a scientist wants to use a model to present the results of his detailed scientific investigation. he should do it as it will him to make the audience understand the concept in a much better way. also, it can be changed according to new scientific understandings.

because u need two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei to form isotopes.

so since they all have the same shape? i mean maybe because m& m and reeses are both chocolates