Here's the breakdown:

* Meniscus: This refers to the curved upper surface of a liquid in a container. It's caused by surface tension and can be concave (curved upwards) or convex (curved downwards) depending on the liquid and the container.

* Triple Beam Balance: This is a type of balance used to measure mass. It has three beams, each with weights that can be moved to adjust the balance. The scale on a triple beam balance is the graduated markings on the beams that indicate the mass being measured.

In essence, the meniscus is a property of liquids, while the scale is a component of a measuring instrument.