When reading a graduated cylinder, a proper way to do it is to read at the level of the lower or upper meniscus. It is the curve formed at the upper part of a particular liquid that is close the surface of its container. This is caused by the surface tension. It can be in a concave or convex form depending on the characteristics of the liquid. It is important especially in performing laboratory experiments as it indicates the true level of the liquid in the container. When reading from apparatus, the lower meniscus or the upper meniscus is taken as the correct reading otherwise you would record a wrong data.
Answer:
B
Explanation:
I'm sorta guessing but the numbers and the answer match up
True. The reason I chose true is because when u focus on informational or educational your work should be given higher page quality than all that entertainment or gossip pages.
Answer:
e. freely by any company.
Explanation:
When standards are part of a public domain it means the standard isn’t protected by intellectual property laws such as the trademark or patent laws. This type of standard is owned by the public and not by any individual.Anyone can use it without requesting for permission to do so but no one can ever own it.
