Selling food locally increases sustainable use of the land because crops can be rotated more easily. What is a cost of this practice? A. More packaging is needed for transportation.
B. Food spoils more quickly when it is not processed.
C. There is less CO2 emitted from transportation.
D. Less water is used to irrigate the crops.

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these