Joel has a terrarium. The terrarium is a sealed container with both plants and animals. Inside the container, the plants and animals grow and reproduce. From time to time, Joel places the terrarium on a balance and always gets the same reading, 1525.3 grams. This is evidence that best supports which of the following laws of living systems?

A. A Law of thermodynamics
B. B Law of conservation of energy
C. C Law of motion
D. D Law of conservation of mass

80 points pls brainliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula. 5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects. 8. describe the planets’ orbits around the sun. 9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets. 13. what causes the seasons?

What part of the cell does 9 represent? a. cytoplasm b. lysosome c. ribosome d. centrosome

The pie chart tracks the percentage of renewable energy that's being used in a particular community near the ocean. what are two advantages of using this type of graph for this particular data set?