Question

Which of the following tools should a scientist use to measure an object in milligrams?

A. Graduated cylinder
B. Pan balance
C. Tape measure
D. Thermometer

Answer 1

B. Pan balance

Explanation:

Which of the following tools should a scientist use to measure an object in milligrams?

The answer is : B. Pan balance

A pan balance is a device for weighing.

This device has 2 pans on a balanced beam. When these pans contain exactly the same mass the beam is in balance.

Other devices do not measure objects in milligrams.

Answer 2

The answer for this item would be letter "B. Pan balance". Each of the items from the choices serves different purposes. The graduated cylinder is used to measure liquid volumes. Tape measure is used for measuring lengths and the thermometer is used for measuring temperature.