Which of these is an abiotic factor of an aquarium ecosystem?
a.
algae growing on the glass
b.
gravel on the bottom of the aquarium
c.
plants growing from the gravel
d.
fish swimming in the water

Your two friends just told you what to order for them at the drive through fast food restaurant. you give the order but when the food comes about 10 minutes later, you don't remember what each of your friends ordered your memory of the order was in __ memory. a. semantic b. flashbulb c. long-term d. short-term i think i know but i'm not really sure