Answer:
1. The standard metric unit of length is a meter.
2. A proposed explanation for a scientific problem is a hypothesis.
3. The standard unit of volume is a liter.
4. The curved top surface of a liquid column is the meniscus.
5. A quantity in an experiment that remains unchanges or constant is a controlled variable (control)
6. The amount of matter in an object is mass.
The differences are the freezing and boiling points being exactly 180 degrees
It is translational motion. i know because i found it on this site. its verified too, have a nice day
<span> Greenhouse gases were not historically present in the atmosphere.</span>
The answer is salinity, salinity is the saltiness or dissolved inorganic salt content of a body of water.
