cadencepony2005
cadencepony2005 cadencepony2005
  • 02-04-2020
  • Biology
contestada

Which of the following is an example of an open system?

A. a sealed aquarium containing plants and animals
B. The earth
C. The ocean
D. a closed thermos

Respuesta :

aynslee
aynslee aynslee
  • 02-04-2020
the answer is C because all of the spheres of the earth exchange energy and mass.
Answer Link

Otras preguntas

90 questions got 18 wrong what's the percent for correct
Modernist works could best be described as:
sales £18,500.00 staff £3367. what is this as a percentage
What is the best estimate for the length of a bike
Why does Mark Twain call the economic and social conditions depicted in his novel "an entirely ideal state of society"
The taxi cost $2.25 for the first mile plus 15 Cents for each additional tenth of a mile. For a 5.2-mile trip, Eric paid $10 and told the driver to keep the cha
What is the square root of 400
what does the rotation of the Earth cause?
Luke is going to school to get a degree in Veterinary Medicine. He wants to work in an animal hospital after he graduates. Which of the following job options wo
PLS HELP ASAP!! I GIVE THANKS! Which is an example of the commutative property? A. –13 + 27 = 27 + (–13) B. –21 + (11 + 13) = (–21 + 11) + 13 C. 4(–3 + 5) =