Name 3 tools used by scientists and describe how they are used?

Answer 1

well, i have a degree in physics, and in the last week i've used a hammer to hang some pictures, a screw driver to put together a bookshelf, and a knife to cut vegetables for dinner.

now, be more specific, what type of tools are you talking about and towards what end are you discussing?

Answer 2

Meter stick -- used to measure length.
Analytical Balance -- used to measure weight and thus mass.
Clock -- used to measure time.