Answer: Water, vacuum and air molecule i guess
Explanation: XXXXXXXXXXX
Understand the Problem. Clarify the problem. Model the system and break the problem into pieces. Research similar solutions.
Come up with a Plan. Prioritize your work.
Map out your strategy.
Implement the Plan.
Verify your Results.
Answer:
Radiocarbon dating
Explanation:
Radiocarbon dating measures radioactive isotopes in once-living organic material instead of rock, using the decay of carbon-14 to nitrogen-14. Because of the fairly fast decay rate of carbon-14, it can only be used on material up to about 60,000 years old.
Answer:
D) Model 1 shows reactions in the sun and Model 2 shows reactions in the nuclear power plants.
Explanation:
Got it right on the test
Answer:
Chloroplasts, which are filled with chlorophyll, which gives the green pigment in plants.
Explanation: