Which phrase best defines wind?

a. the westerly movement of air above earth's surface

b. the movement of air between two objects that are in contact

c. the horizontal movement of air

d. the vertical movement of air

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.) chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

Identify any four organelles that should be present in the eukaryotic organism and describe the function of each organelle

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures