It's usually d,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
Answer: Farming
Explanation: Plowing the land is the first source of wealth.
Density - Calculated from measurements of mass and volume
Atom - the basic particle of matter
Motion - calculated from measurements of distance and time
Energy - can change form and move matter
Can't see the last one but you know process of elimination soo
Answer:
1. Ask a question
2. Make a hypothesis
3. Conduct experiment
4. Make observations and record them
5. draw conclusions
6. write a conclusion
Explanation:
