Which device is based on the expansion of matter as temperature increases? (DISCLAIMER: If your gonna answer, leave an explanation. I'd like to learn how it works, too.)

A. Thermometer
B. Calorimeter
C. Oven
D. Scale

A) Thermometer

Explanation:

Thermometer is a health care device that works on the principle of expansion of matter as temperature increases. The thermometer is made with mercury and it expands when human body acquires unusual temperature. The expansion mercury is followed for detection of human body temperature.  Two types of scales are used in this device.

as a general rule, scissors have blades less than 6 in (15 cm) long and usually have handles with finger holes of the same size. shears have blades scissors used to cut hair or fabric must be much sharper.

i think if it were me i whould divide 300 dide 15

step-by-step explanation: